CVE-2021-26676
First published: Tue Feb 09 2021(Updated: )
gdhcp in ConnMan before 1.39 could be used by network-adjacent attackers to leak sensitive stack information, allowing further exploitation of bugs in gdhcp.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Intel Connman | <1.39 | |
| Debian Debian Linux | =9.0 | |
| Debian Debian Linux | =10.0 | |
| openSUSE Leap | =15.2 | |
| debian/connman | 1.36-2.1~deb10u2 1.36-2.1~deb10u5 1.36-2.2+deb11u2 1.41-3 1.42-5 | |
| ubuntu/connman | <1.36-2.1 | 1.36-2.1 |
| ubuntu/connman | <1.21-1.2+ | 1.21-1.2+ |
| ubuntu/connman | <1.35-6ubuntu0.1~ | 1.35-6ubuntu0.1~ |
| ubuntu/connman | <1.36-2ubuntu0.1 | 1.36-2ubuntu0.1 |
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Reference Links
- https://git.kernel.org/pub/scm/network/connman/connman.git/commit/?id=58d397ba74873384aee449690a9070bacd5676fa
- https://git.kernel.org/pub/scm/network/connman/connman.git/commit/?id=a74524b3e3fad81b0fd1084ffdf9f2ea469cd9b1
- https://git.kernel.org/pub/scm/network/connman/connman.git/tree/ChangeLog
- https://www.debian.org/security/2021/dsa-4847
- https://bugzilla.suse.com/show_bug.cgi?id=1181751
- https://www.openwall.com/lists/oss-security/2021/02/08/2
- https://lists.debian.org/debian-lts-announce/2021/02/msg00013.html
- https://kunnamon.io/tbone/
- https://security.gentoo.org/glsa/202107-29
- https://launchpad.net/bugs/cve/CVE-2021-26676
- https://security-tracker.debian.org/tracker/CVE-2021-26676
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26676
- https://ubuntu.com/security/notices/USN-6236-1
- https://nvd.nist.gov/vuln/detail/CVE-2021-26676
- https://ubuntu.com/security/CVE-2021-26676
Frequently Asked Questions
What is CVE-2021-26676?
CVE-2021-26676 is a vulnerability in gdhcp in ConnMan before version 1.39 that could be used by network-adjacent attackers to leak sensitive stack information.
How can CVE-2021-26676 be exploited?
CVE-2021-26676 can be exploited by network-adjacent attackers to leak sensitive stack information, which can then be used to further exploit bugs in gdhcp.
Which software versions are affected by CVE-2021-26676?
ConnMan versions before 1.39 are affected by CVE-2021-26676.
What is the remedy for CVE-2021-26676 in Debian?
For Debian, updating to ConnMan version 1.41-3 or higher will remedy CVE-2021-26676.
What is the remedy for CVE-2021-26676 in Ubuntu?
The remedy for CVE-2021-26676 in Ubuntu depends on the specific version. Please refer to the provided references for more information.
- agent/author
- agent/description
- agent/event
- agent/first-publish-date
- agent/last-modified-date
- agent/references
- agent/remedy
- agent/severity
- agent/softwarecombine
- agent/tags
- agent/type
- collector/launchpad-cve
- source/Launchpad
- collector/nvd-cve
- source/NVD
- agent/software-canonical-lookup
- collector/nvd-index
- collector/security-tracker-debian
- source/Debian
- collector/usn-cve
- source/Ubuntu
- vendor/intel
- canonical/intel connman
- vendor/debian
- canonical/debian debian linux
- version/debian debian linux/9.0
- version/debian debian linux/10.0
- vendor/opensuse
- canonical/opensuse leap
- version/opensuse leap/15.2
- package-manager/debian
- package-manager/ubuntu