| Name | CVE-2021-3743 |
| Description | An out-of-bounds (OOB) memory read flaw was found in the Qualcomm IPC router protocol in the Linux kernel. A missing sanity check allows a local attacker to gain access to out-of-bounds memory, leading to a system crash or a leak of internal kernel information. The highest threat from this vulnerability is to system availability. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-2785-1, DSA-4978-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| linux (PTS) | bullseye | 5.10.223-1 | fixed |
| bullseye (security) | 5.10.237-1 | fixed |
| bookworm | 6.1.137-1 | fixed |
| bookworm (security) | 6.1.140-1 | fixed |
| trixie | 6.12.33-1 | fixed |
| trixie (security) | 6.12.31-1 | fixed |
| sid | 6.12.35-1 | fixed |
The information below is based on the following data on fixed versions.
Notes
[stretch] - linux <not-affected> (Vulnerable code introduced later)
https://lists.openwall.net/netdev/2021/08/17/124
https://git.kernel.org/linus/7e78c597c3ebfd0cb329aa09a838734147e4f117