CVE-2022-33981: Use After Free
First published: Sat Jun 18 2022(Updated: )
drivers/block/floppy.c in the Linux kernel before 5.17.6 is vulnerable to a denial of service, because of a concurrency use-after-free flaw after deallocating raw_cmd in the raw_cmd_ioctl function.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Linux kernel | <5.17.6 | |
| Debian Debian Linux | =9.0 | |
| Debian Debian Linux | =10.0 | |
| debian/linux | 5.10.218-1 5.10.221-1 6.1.94-1 6.1.99-1 6.9.12-1 6.10.3-1 | |
| ubuntu/linux | <4.15.0-191.202 | 4.15.0-191.202 |
| ubuntu/linux | <5.4.0-122.138 | 5.4.0-122.138 |
| ubuntu/linux | <5.15.0-41.44 | 5.15.0-41.44 |
| ubuntu/linux | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-aws | <4.15.0-1139.150 | 4.15.0-1139.150 |
| ubuntu/linux-aws | <5.4.0-1081.88 | 5.4.0-1081.88 |
| ubuntu/linux-aws | <5.15.0-1015.19 | 5.15.0-1015.19 |
| ubuntu/linux-aws | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-aws-5.0 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-aws-5.11 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-aws-5.13 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-aws-5.15 | <5.15.0-1015.19~20.04.1 | 5.15.0-1015.19~20.04.1 |
| ubuntu/linux-aws-5.15 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-aws-5.3 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-aws-5.4 | <5.4.0-1081.88~18.04.1 | 5.4.0-1081.88~18.04.1 |
| ubuntu/linux-aws-5.4 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-aws-5.8 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-aws-6.5 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-aws-fips | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-aws-hwe | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-aws-hwe | <4.15.0-1139.150~16.04.1 | 4.15.0-1139.150~16.04.1 |
| ubuntu/linux-azure | <5.4.0-1086.91 | 5.4.0-1086.91 |
| ubuntu/linux-azure | <5.15.0-1014.17 | 5.15.0-1014.17 |
| ubuntu/linux-azure | <4.15.0-1149.164~14.04.1 | 4.15.0-1149.164~14.04.1 |
| ubuntu/linux-azure | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-azure | <4.15.0-1149.164~16.04.1 | 4.15.0-1149.164~16.04.1 |
| ubuntu/linux-azure-4.15 | <4.15.0-1149.164 | 4.15.0-1149.164 |
| ubuntu/linux-azure-4.15 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-azure-5.11 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-azure-5.13 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-azure-5.15 | <5.15.0-1014.17~20.04.1 | 5.15.0-1014.17~20.04.1 |
| ubuntu/linux-azure-5.15 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-azure-5.3 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-azure-5.4 | <5.4.0-1086.91~18.04.1 | 5.4.0-1086.91~18.04.1 |
| ubuntu/linux-azure-5.4 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-azure-6.5 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-azure-edge | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-azure-fde | <5.4.0-1086.91 | 5.4.0-1086.91 |
| ubuntu/linux-azure-fde | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-azure-fde-5.15 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-azure-fips | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-bluefield | <5.4.0-1042.47 | 5.4.0-1042.47 |
| ubuntu/linux-bluefield | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-dell300x | <4.15.0-1051.56 | 4.15.0-1051.56 |
| ubuntu/linux-dell300x | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-fips | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-gcp | <5.4.0-1084.92 | 5.4.0-1084.92 |
| ubuntu/linux-gcp | <5.15.0-1013.18 | 5.15.0-1013.18 |
| ubuntu/linux-gcp | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-gcp | <4.15.0-1134.150~16.04.2 | 4.15.0-1134.150~16.04.2 |
| ubuntu/linux-gcp-4.15 | <4.15.0-1134.150 | 4.15.0-1134.150 |
| ubuntu/linux-gcp-4.15 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-gcp-5.11 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-gcp-5.13 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-gcp-5.15 | <5.15.0-1013.18~20.04.1 | 5.15.0-1013.18~20.04.1 |
| ubuntu/linux-gcp-5.15 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-gcp-5.3 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-gcp-5.4 | <5.4.0-1084.92~18.04.1 | 5.4.0-1084.92~18.04.1 |
| ubuntu/linux-gcp-5.8 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-gcp-6.5 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-gcp-fips | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-gke | <5.4.0-1078.84 | 5.4.0-1078.84 |
| ubuntu/linux-gke | <5.15.0-1011.14 | 5.15.0-1011.14 |
| ubuntu/linux-gke | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-gke-4.15 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-gke-5.0 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-gke-5.15 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-gke-5.3 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-gke-5.4 | <5.4.0-1078.84~18.04.1 | 5.4.0-1078.84~18.04.1 |
| ubuntu/linux-gke-5.4 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-gkeop | <5.4.0-1049.52 | 5.4.0-1049.52 |
| ubuntu/linux-gkeop | <5.15.0-1002.4 | 5.15.0-1002.4 |
| ubuntu/linux-gkeop | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-gkeop-5.15 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-gkeop-5.4 | <5.4.0-1049.52~18.04.1 | 5.4.0-1049.52~18.04.1 |
| ubuntu/linux-gkeop-5.4 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-hwe | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-hwe | <4.15.0-191.202~16.04.1 | 4.15.0-191.202~16.04.1 |
| ubuntu/linux-hwe-5.11 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-hwe-5.13 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-hwe-5.15 | <5.15.0-41.44~20.04.1 | 5.15.0-41.44~20.04.1 |
| ubuntu/linux-hwe-5.15 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-hwe-5.4 | <5.4.0-122.138~18.04.1 | 5.4.0-122.138~18.04.1 |
| ubuntu/linux-hwe-5.4 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-hwe-5.8 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-hwe-6.5 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-hwe-edge | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-ibm | <5.4.0-1029.33 | 5.4.0-1029.33 |
| ubuntu/linux-ibm | <5.15.0-1010.12 | 5.15.0-1010.12 |
| ubuntu/linux-ibm | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-ibm-5.15 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-ibm-5.4 | <5.4.0-1029.33~18.04.1 | 5.4.0-1029.33~18.04.1 |
| ubuntu/linux-ibm-5.4 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-intel | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-intel-5.13 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-intel-iotg | <5.15.0-1013.17 | 5.15.0-1013.17 |
| ubuntu/linux-intel-iotg | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-intel-iotg-5.15 | <5.15.0-1015.20~20.04.2 | 5.15.0-1015.20~20.04.2 |
| ubuntu/linux-intel-iotg-5.15 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-iot | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-kvm | <4.15.0-1125.130 | 4.15.0-1125.130 |
| ubuntu/linux-kvm | <5.4.0-1071.76 | 5.4.0-1071.76 |
| ubuntu/linux-kvm | <5.15.0-1013.16 | 5.15.0-1013.16 |
| ubuntu/linux-kvm | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-laptop | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-lowlatency | <5.15.0-41.44 | 5.15.0-41.44 |
| ubuntu/linux-lowlatency | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-lowlatency-hwe-5.15 | <5.15.0-42.45~20.04.1 | 5.15.0-42.45~20.04.1 |
| ubuntu/linux-lowlatency-hwe-5.15 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-lowlatency-hwe-6.5 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-lts-xenial | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-nvidia | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-nvidia-6.5 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-nvidia-6.8 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-nvidia-lowlatency | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-oem | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-oem-5.10 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-oem-5.13 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-oem-5.14 | <5.14.0-1042.47 | 5.14.0-1042.47 |
| ubuntu/linux-oem-5.17 | <5.17.0-1011.12 | 5.17.0-1011.12 |
| ubuntu/linux-oem-5.17 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-oem-5.6 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-oem-6.5 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-oem-6.8 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-oem-osp1 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-oracle | <4.15.0-1104.115 | 4.15.0-1104.115 |
| ubuntu/linux-oracle | <5.4.0-1079.87 | 5.4.0-1079.87 |
| ubuntu/linux-oracle | <5.15.0-1013.17 | 5.15.0-1013.17 |
| ubuntu/linux-oracle | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-oracle | <4.15.0-1104.115~16.04.1 | 4.15.0-1104.115~16.04.1 |
| ubuntu/linux-oracle-5.0 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-oracle-5.11 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-oracle-5.13 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-oracle-5.15 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-oracle-5.3 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-oracle-5.4 | <5.4.0-1079.87~18.04.1 | 5.4.0-1079.87~18.04.1 |
| ubuntu/linux-oracle-6.5 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-raspi | <5.4.0-1066.76 | 5.4.0-1066.76 |
| ubuntu/linux-raspi | <5.15.0-1012.14 | 5.15.0-1012.14 |
| ubuntu/linux-raspi | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-raspi-5.4 | <5.4.0-1066.76~18.04.1 | 5.4.0-1066.76~18.04.1 |
| ubuntu/linux-raspi-5.4 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-raspi2 | <4.15.0-1117.125 | 4.15.0-1117.125 |
| ubuntu/linux-raspi2 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-raspi2-5.3 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-riscv | <5.15.0-1015.17 | 5.15.0-1015.17 |
| ubuntu/linux-riscv | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-riscv-5.11 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-riscv-5.15 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-riscv-5.8 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-riscv-6.5 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-snapdragon | <4.15.0-1135.145 | 4.15.0-1135.145 |
| ubuntu/linux-snapdragon | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-starfive | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-starfive-6.5 | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
| ubuntu/linux-xilinx-zynqmp | <5.18~<5.4.192<5.15.37 | 5.18~ 5.4.192 5.15.37 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.6
- https://exchange.xforce.ibmcloud.com/vulnerabilities/225362
- https://github.com/torvalds/linux/commit/233087ca063686964a53c829d547c7571e3f67bf
- https://lists.debian.org/debian-lts-announce/2022/07/msg00000.html
- https://seclists.org/oss-sec/2022/q2/66
- https://www.debian.org/security/2022/dsa-5173
- https://launchpad.net/bugs/cve/CVE-2022-33981
- https://www.openwall.com/lists/oss-security/2022/04/28/1
- https://git.kernel.org/linus/233087ca063686964a53c829d547c7571e3f67bf (5.18-rc5)
- https://ubuntu.com/security/notices/USN-5514-1
- https://ubuntu.com/security/notices/USN-5518-1
- https://ubuntu.com/security/notices/USN-5539-1
- https://ubuntu.com/security/notices/USN-5560-1
- https://ubuntu.com/security/notices/USN-5560-2
- https://ubuntu.com/security/notices/USN-5564-1
- https://www.cve.org/CVERecord?id=CVE-2022-33981
- https://nvd.nist.gov/vuln/detail/CVE-2022-33981
- https://security-tracker.debian.org/tracker/CVE-2022-33981
- https://git.kernel.org/linus/1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
- https://git.kernel.org/linus/233087ca063686964a53c829d547c7571e3f67bf
- https://ubuntu.com/security/CVE-2022-33981
Parent vulnerabilities
(Appears in the following advisories)
- collector/nvd-index
- agent/type
- agent/remedy
- agent/first-publish-date
- collector/launchpad-cve
- source/Launchpad
- agent/author
- agent/severity
- agent/description
- collector/nvd-cve
- source/NVD
- agent/software-canonical-lookup
- agent/weakness
- agent/references
- agent/softwarecombine
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/tags
- agent/event
- collector/security-tracker-debian
- source/Debian
- collector/usn-cve
- source/Ubuntu
- vendor/linux
- canonical/linux linux kernel
- vendor/debian
- canonical/debian debian linux
- version/debian debian linux/9.0
- version/debian debian linux/10.0
- package-manager/debian
- package-manager/ubuntu