Jean-Baptiste Cayrou discovered that the shiftfs file system in the Ubuntu Linux kernel contained a race condition when handling inode locking in some situations. A local attacker could use this to cause a denial of service (kernel deadlock).

Last updated 25 August 2025

USN-7490-1 fixed vulnerabilities in libsoup. It was discovered that the fix for CVE-2025-32912 was incomplete. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Tan Wei Chong discovered that libsoup incorrectly handled memory when parsing HTTP request headers. An attacker could possibly use this issue to send a maliciously crafted HTTP request to the server, causing a denial of service. (CVE-2025-32906) Alon Zahavi discovered that libsoup incorrectly parsed video files. An attacker could possibly use this issue to send a maliciously crafted HTTP response back to the client, causing a denial of service, or leading to undefined behavior. (CVE-2025-32909) Jan Różański discovered that libsoup incorrectly handled memory when parsing authentication headers. An attacker could possibly use this issue to send a maliciously crafted HTTP response back to the client, causing a denial of service. (CVE-2025-32910, CVE-2025-32912) It was discovered that libsoup incorrectly handled data in the hash table data type. An attacker could possibly use this issue to send a maliciously crafted HTTP request to the server, causing a denial of service or remote code execution. (CVE-2025-32911) Jan Różański discovered that libsoup incorrectly handled memory when parsing the content disposition HTTP header. An attacker could possibly use this issue to send maliciously crafted data to a client or server, causing a denial of service. (CVE-2025-32913) Alon Zahavi discovered that libsoup incorrectly handled memory when parsing HTTP requests. An attacker could possibly use this issue to send a maliciously crafted HTTP request to the server, causing a denial of service or obtaining sensitive information. (CVE-2025-32914) It was discovered that libsoup incorrectly handled memory when parsing quality-list headers. An attacker could possibly use this issue to send a maliciously crafted HTTP request to the server, causing a denial of service. (CVE-2025-46420) Jan Różański discovered that libsoup did not strip authorization information upon redirects. An attacker could possibly use this issue to obtain sensitive information. (CVE-2025-46421)

It was discovered that Corosync incorrectly handled certain large UDP packets. If encryption is disabled, or an attacker knows the encryption key, this issue could be used to cause Corosync to crash, resulting in a denial of service.

It was discovered that poppler did not properly verify adbe.pkcs7.sha1 signatures in PDF documents. An attacker could possibly use this issue to create documents with forged signatures that are treated as legitimately signed.

It was discovered that KiCad incorrectly handled memory when opening malicious files. An attacker could possibly use this issue to cause a denial of service or execute arbitrary commands.

It was discovered that OpenSSH incorrectly handled the DisableForwarding directive. The directive would fail to disable X11 and agent forwarding, contrary to documentation and expectations.

Fabien Potencier discovered that Twig did not run sandbox security checks in some circumstances. An attacker could possibly use this issue to cause a denial of service or execute arbitrary commands. This issue only affected Ubuntu 22.04 LTS and Ubuntu 24.04 LTS. (CVE-2024-45411) Jamie Schouten discovered that Twig could bypass the security policy for an object call. An attacker could possibly use this issue to obtain sensitive information. (CVE-2024-51754)

MileSight DeviceHub - CWE-20 Improper Input Validation may allow Denial of Service

It was discovered that Yelp incorrectly handled paths in ghelp URLs. A remote attacker could use this issue to trick users into opening malicious downloaded help files and exfiltrate sensitive information.

It was discovered that the libarchive bsdunzip utility incorrectly handled certain ZIP archive files. If a user or automated system were tricked into processing a specially crafted ZIP archive, an attacker could use this issue to cause libarchive to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 24.04 LTS, Ubuntu 24.10, and Ubuntu 25.04. (CVE-2025-1632) It was discovered that libarchive incorrectly handled certain TAR archive files. If a user or automated system were tricked into processing a specially crafted TAR archive, an attacker could use this issue to cause libarchive to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2025-25724)

It was discovered that Synapse network policies could be bypassed via specially crafted URLs. An attacker could possibly use this issue to bypass authentication mechanisms. (CVE-2023-32683) It was discovered that Synapse exposed cached device information. An attacker could possibly use this issue to gain access to sensitive information. (CVE-2023-43796) It was discovered that Synapse could be tricked into rejecting state changes in rooms. An attacker could possibly use this issue to cause Synapse to stop functioning properly, resulting in a denial of service. This issue was only fixed in Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. (CVE-2022-39374) It was discovered that Synapse stored user credentials in a server's database temporarily. An attacker could possibly use this issue to gain access to sensitive information. This issue was only fixed in Ubuntu 22.04 LTS. (CVE-2023-41335) It was discovered that Synapse could incorrectly respond to server authorization events. An attacker could possibly use this issue to bypass authentication mechanisms. This issue was only fixed in Ubuntu 22.04 LTS. (CVE-2022-39335) It was discovered that Synapse could be manipulated to mark messages as read when they had not been viewed. An attacker could possibly use this issue to perform repudiation-based attacks. This issue was only fixed in Ubuntu 22.04 LTS. (CVE-2023-42453) It was discovered that Synapse had several memory-related issues. An attacker could possibly use this issue to cause Synapse to crash, resulting in a denial of service. This issue was only fixed in Ubuntu 22.04 LTS. (CVE-2024-31208) It was discovered that Synapse could run external tools due to a unchecked thumbnail rendering routine. An attacker could possibly use this issue to cause Synapse to crash, resulting in a denial of service, or execute arbitrary code. This issue was only fixed in Ubuntu 22.04 LTS. (CVE-2024-53863)

Fabian Bäumer, Marcel Maehren, Marcus Brinkmann, and Jörg Schwenk discovered that Erlang OTP’s SSH module incorrect handled authentication. A remote attacker could use this issue to execute arbitrary commands without authentication, possibly leading to a system compromise.

USN-6200-2 fixed a vulnerability in ImageMagick. It was discovered that the fix for CVE-2023-34151 was incomplete. This update fixes the problem. We apologize for the inconvenience. Original advisory details: It was discovered that ImageMagick incorrectly handled memory under certain circumstances. If a user were tricked into opening a specially crafted image file, an attacker could possibly exploit this issue to cause a denial of service or other unspecified impact. (CVE-2023-34151)

It was discovered that Eclipse Mosquitto client incorrectly handled memory when receiving a SUBACK packet. An attacker with a malicious broker could possibly use this issue to execute arbitrary code or cause a denial of service. (CVE-2024-10525) Xiangpu Song discovered that Eclipse Mosquitto broker did not properly manage memory under certain circumstances. A malicious client with a remote connection could possibly use this issue to cause the broker to crash resulting in a denial of service, or another unspecified impact. This issue only affected Ubuntu 22.04 LTS and Ubuntu 24.04 LTS. (CVE-2024-3935)

USN-7161-1 and USN-7161-2 fixed CVE-2024-41110 for source package docker.io in Ubuntu 18.04 LTS and for source package docker.io-app in Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, Ubuntu 24.04 LTS, and Ubuntu 24.10. This update fixes it for source package docker.io in Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, Ubuntu 24.04 LTS, and Ubuntu 24.10. These updates only address the docker library and not the docker.io application itself, which was already patched in the previous USNs (USN-7161-1 and USN-7161-2). Original advisory details: Yair Zak discovered that Docker could unexpectedly forward DNS requests from internal networks in an unexpected manner. An attacker could possibly use this issue to exfiltrate data by encoding information in DNS queries to controlled nameservers. This issue was only addressed for the source package docker.io-app in Ubuntu 24.04 LTS. (CVE-2024-29018) Cory Snider discovered that Docker did not properly handle authorization plugin request processing. An attacker could possibly use this issue to bypass authorization controls by forwarding API requests without their full body, leading to unauthorized actions. This issue was only addressed for the source package docker.io-app in Ubuntu 24.10 and Ubuntu 24.04 LTS, and the source package docker.io in Ubuntu 18.04 LTS. (CVE-2024-41110)

It was discovered that libsoup could be made to read out of bounds. An attacker could possibly use this issue to cause applications using libsoup to crash, resulting in a denial of service. (CVE-2025-2784, CVE-2025-32050, CVE-2025-32052, CVE-2025-32053) It was discovered that libsoup could be made to dereference invalid memory. An attacker could possibly use this issue to cause applications using libsoup to crash, resulting in a denial of service. (CVE-2025-32051)

USN-7346-1 fixed vulnerabilities in OpenSC. The update introduced a regression which broke smartcard based authentication. This update fixes the problem. We apologize for the inconvenience. Original advisory details: It was discovered that OpenSC did not correctly handle certain memory operations, which could lead to a use-after-free vulnerability. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. This issue only affected Ubuntu 16.04 LTS, Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2021-42780) It was discovered that OpenSC did not correctly handle certain memory operations, which could lead to a stack buffer overflow. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. This issue only affected Ubuntu 20.04 LTS. (CVE-2021-42782) It was discovered that OpenSC did not correctly handle the length of certain buffers, which could lead to a out-of-bounds access vulnerability. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. This issue only affected Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. (CVE-2023-2977) Deepanjan Pal discovered that OpenSC did not correctly authenticate a zero length PIN. A physically proximate attacker could possibly use this issue to gain unauthorized access to certain systems. This issue only affected Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. (CVE-2023-40660) It was discovered that OpenSC did not correctly handle certain memory operations. A physically proximate attacker could possibly use this issue to compromise key generation, certificate loading and other card management operations. This issue only affected Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. (CVE-2023-40661) Hubert Kario, Michal Shagam and Eyal Ronen discovered that OpenSC had a timing side-channel and incorrectly handled RSA padding. An attacker could possibly use this issue to recover sensitive information. This issue only affected Ubuntu 22.04 LTS. (CVE-2023-5992) Matteo Marini discovered that OpenSC did not properly manage memory due to certain uninitialized variables. A physically proximate attacker could possibly use this issue to gain unauthorized access to certain systems. This issue only affected Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, Ubuntu 24.04 LTS and Ubuntu 24.10. (CVE-2024-45615) Matteo Marini discovered that OpenSC did not correctly handle certain memory operations. A physically proximate attacker could possibly use this issue to gain unauthorized access to certain systems. This issue only affected Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, Ubuntu 24.04 LTS and Ubuntu 24.10. (CVE-2024-45616, CVE-2024-45617) Matteo Marini discovered that OpenSC did not correctly handle certain memory operations. A physically proximate attacker could possibly use this issue to gain unauthorized access to certain systems. (CVE-2024-45618, CVE-2024-45620) Matteo Marini discovered that OpenSC did not correctly handle certain memory operations. A physically proximate attacker could possibly use this issue to gain unauthorized access to certain systems. This issue only affected Ubuntu 22.04 LTS, Ubuntu 24.04 LTS and Ubuntu 24.10. (CVE-2024-45619) It was discovered that OpenSC did not correctly handle certain memory operations, which could lead to a buffer overflow. A physically proximate attacker could possibly use this issue to compromise card management operations during enrollment and modification. This issue only affected Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, Ubuntu 24.04 LTS and Ubuntu 24.10. (CVE-2024-8443)

Kim Alvefur discovered that Dino did not correctly sanitize certain messages. A remote attacker could possibly use this issue to leak sensitive information.

It was discovered that Erlang OTP's SSH module did not limit the size of certain data in initialization messages. An attacker could possibly use this issue to consume large amount of memory leading to a denial of service.

It was discovered that poppler incorrectly handled memory when opening certain PDF files. An attacker could possibly use this issue to cause poppler to crash, resulting in a denial of service.

Stelios Tsampas discovered that Kamailio did not correctly handle certain memory operations, which could lead to a buffer overflow. A remote attacker could possibly use this issue to cause a denial of service or execute arbitrary code. This issue only affected Ubuntu 16.04 LTS. (CVE-2016-2385) Henning Westerholt discovered that Kamailio did not correctly handle duplicated headers, which could lead to a segmentation fault. A remote attacker could possibly use this issue to cause a denial of service or execute arbitrary code. This issue only affected Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. (CVE-2018-14767) It was discovered that Kamailio did not correctly handle parsing certain headers containing whitespace characters. An authenticated attacker could possibly use this issue to gain access to unauthorized resources and expose sensitive information. This issue only affected Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2020-28361)

It was discovered that Tomcat incorrectly handled request cancellation. A remote attacker could possibly use this issue to cause tomcat9 to consume resources, leading to a denial of service.

It was discovered that Vim incorrectly handled memory when using invalid input with the log option. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 24.04 LTS and Ubuntu 24.10. (CVE-2025-1215) It was discovered that Vim incorrectly handled memory when redirecting certain output to the register. An attacker could possibly use this issue to cause a denial of service. (CVE-2025-26603)

USN-6885-1 fixed a vulnerability in Apache. The patch for CVE-2024-38474 was incomplete and caused regressions. This update provides the fix for that issue. Original advisory details: Orange Tsai discovered that the Apache HTTP Server modrewrite module incorrectly handled certain substitutions. A remote attacker could possibly use this issue to execute scripts in directories not directly reachable by any URL, or cause a denial of service. Some environments may require using the new UnsafeAllow3F flag to handle unsafe substitutions. (CVE-2024-38474)

It was discovered that FIS-GT.M could incorrectly dereference memory in certain instances. An attacker could possibly use this issue to cause FIS-GT.M to crash, resulting in a denial of service. (CVE-2021-44492, CVE-2021-44498, CVE-2021-44508) It was discovered that FIS-GT.M could perform a division by zero due to a lack of input validation. An attacker could possibly use this issue to cause FIS-GT.M to crash, resulting in a denial of service. (CVE-2021-44500) It was discovered that FIS-GT.M could be forced to allocate memory of a chosen size through crafted input. An attacker could possibly use this issue to exhaust the available memory of FIS-GT.M, leading to a crash that would result in a denial of service. (CVE-2021-44502) It was discovered that FIS-GT.M could be forced to read from uninitialized memory due to a lack of input validation. An attacker could possibly use this issue to cause FIS-GT.M to crash, resulting in a denial of service, or execute arbitrary code. (CVE-2021-44506) It was discovered that FIS-GT.M could crash due to an integer underflow. An attacker could possibly use this issue to cause a denial of service. (CVE-2021-44509, CVE-2021-44510)

It was discovered that GNU binutils incorrectly handled certain inputs. An attacker could possibly use this issue to cause a crash, expose sensitive information or execute arbitrary code. (CVE-2025-1153, CVE-2025-1182) It was discovered that ld in GNU binutils incorrectly handled certain files. An attacker could possibly use this issue to execute arbitrary code. (CVE-2025-1176) It was discovered that ld in GNU binutils incorrectly handled certain files. An attacker could possibly use this issue to cause a crash, expose sensitive information or execute arbitrary code. This issue only affected Ubuntu 22.04 LTS, Ubuntu 24.04 LTS, and Ubuntu 24.10. (CVE-2025-1178, CVE-2025-1181)

It was discovered that GnuPG incorrectly handled importing keys with certain crafted subkey data. If a user or automated system were tricked into importing a specially crafted key, a remote attacker may prevent users from importing other keys in the future.

It was discovered that phpseclib did not correctly handle RSA PKCS#1 v1.5 signature verification. An attacker could possibly use this issue to bypass authentication. This issue only affected Ubuntu 20.04 LTS. (CVE-2021-30130) It was discovered that phpseclib did not correctly handle certain characters in certain TLS fields, which could lead to name confusion. An attacker could possibly use this issue to bypass authentication. (CVE-2023-52892) It was discovered that phpseclib incorrectly limited the size of prime numbers generated by isPrime. An attacker could possibly use this issue to cause a denial of service. (CVE-2024-27354) It was discovered that phpseclib did not correctly handle processing the ASN.1 object identifier of a certificate. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. (CVE-2024-27355)

It was discovered that InspIRCd did not correctly handle certificate fingerprints, which could lead to spoofing. A remote attacker could possibly use this issue to bypass authentication. This issue only affected Ubuntu 16.04 LTS. (CVE-2016-7142) It was discovered that InspIRCd did not correctly handle certain memory operations, which could lead to a NULL pointer dereference. A remote attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. (CVE-2019-20917) It was discovered that InspIRCd did not correctly handle certain memory operations, which could lead to a use-after-free. A remote attacker could possibly use this issue to cause a denial of service. (CVE-2020-25269)