Name | CVE-2021-3501 |
Description | A flaw was found in the Linux kernel in versions before 5.12. The value of internal.ndata, in the KVM API, is mapped to an array index, which can be updated by a user process at anytime which could lead to an out-of-bounds write. The highest threat from this vulnerability is to data integrity and system availability. |
Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more) |
The table below lists information on source packages.
Source Package | Release | Version | Status |
---|---|---|---|
linux (PTS) | jessie, jessie (lts) | 3.16.84-1 | vulnerable |
stretch (security) | 4.9.320-2 | fixed | |
stretch (lts), stretch | 4.9.320-3 | fixed | |
buster | 4.19.249-2 | fixed | |
buster (security) | 4.19.269-1 | fixed | |
bullseye | 5.10.158-2 | fixed | |
bullseye (security) | 5.10.162-1 | fixed | |
bookworm | 6.1.15-1 | fixed | |
sid | 6.1.20-1 | fixed |
The information below is based on the following data on fixed versions.
Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
---|---|---|---|---|---|---|
linux | source | jessie | (unfixed) | end-of-life | ||
linux | source | stretch | (not affected) | |||
linux | source | buster | (not affected) | |||
linux | source | (unstable) | 5.10.38-1 |
[buster] - linux <not-affected> (Vulnerability introduced later)
[stretch] - linux <not-affected> (Vulnerability introduced later)
https://git.kernel.org/linus/04c4f2ee3f68c9a4bf1653d15f1a9a435ae33f7a