Name | CVE-2024-39494 |
Description | In the Linux kernel, the following vulnerability has been resolved: ima: Fix use-after-free on a dentry's dname.name ->d_name.name can change on rename and the earlier value can be freed; there are conditions sufficient to stabilize it (->d_lock on dentry, ->d_lock on its parent, ->i_rwsem exclusive on the parent's inode, rename_lock), but none of those are met at any of the sites. Take a stable snapshot of the name instead. |
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-5731-1 |
The table below lists information on source packages.
Source Package | Release | Version | Status |
---|---|---|---|
linux (PTS) | bullseye | 5.10.218-1 | vulnerable |
bullseye (security) | 5.10.223-1 | vulnerable | |
bookworm | 6.1.94-1 | vulnerable | |
bookworm (security) | 6.1.99-1 | fixed | |
sid, trixie | 6.10.6-1 | fixed |
The information below is based on the following data on fixed versions.
Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
---|---|---|---|---|---|---|
linux | source | bookworm | 6.1.99-1 | DSA-5731-1 | ||
linux | source | (unstable) | 6.9.7-1 |
https://git.kernel.org/linus/be84f32bb2c981ca670922e047cdde1488b233de (6.10-rc1)