| Name | CVE-2014-7207 |
| Description | A certain Debian patch to the IPv6 implementation in the Linux kernel 3.2.x through 3.2.63 does not properly validate arguments in ipv6_select_ident function calls, which allows local users to cause a denial of service (NULL pointer dereference and system crash) by leveraging (1) tun or (2) macvtap device access. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DSA-3060-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| linux (PTS) | jessie, jessie (lts) | 3.16.84-1 | fixed |
| stretch (security) | 4.9.320-2 | fixed |
| stretch (lts), stretch | 4.9.320-3 | fixed |
| buster (security), buster, buster (lts) | 4.19.316-1 | fixed |
| bullseye | 5.10.223-1 | fixed |
| bullseye (security) | 5.10.226-1 | fixed |
| bookworm | 6.1.115-1 | fixed |
| bookworm (security) | 6.1.112-1 | fixed |
| trixie | 6.11.7-1 | fixed |
| sid | 6.11.9-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| linux | source | wheezy | 3.2.63-2+deb7u1 | | DSA-3060-1 | |
| linux | source | (unstable) | (not affected) | | | |
| linux-2.6 | source | (unstable) | (not affected) | | | |
Notes
- linux <not-affected> (Issue specific to 3.2.x)
In 3.2.x introduced with https://git.kernel.org/cgit/linux/kernel/git/bwh/linux-3.2.y.git/commit/?h=linux-3.2.y&id=64b5c251d5b2cee4a0f697bfb90d79263f6dd517
which is a backport of https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=73f156a6e8c1074ac6327e0abd1169e95eb66463 (v3.16-rc1)
The missing commit for the 3.2.x branch was applied already earlier (before v3.16) mainline:
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=916e4cf46d0204806c062c8c6c4d1f633852c5b6 (v3.14-rc6)
http://bugs.debian.org/766195
- linux-2.6 <not-affected> (Issue specific to 3.2.x)