| Name | CVE-2009-4141 |
| Description | Use-after-free vulnerability in the fasync_helper function in fs/fcntl.c in the Linux kernel before 2.6.33-rc4-git1 allows local users to gain privileges via vectors that include enabling O_ASYNC (aka FASYNC or FIOASYNC) on a locked file, and then closing this file. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| linux-2.6 | source | etch | (not affected) | |||
| linux-2.6 | source | lenny | (not affected) | |||
| linux-2.6 | source | (unstable) | 2.6.32-6 | |||
| linux-2.6.24 | source | (unstable) | (not affected) |
[lenny] - linux-2.6 <not-affected> (vulnerable code introduced in 2.6.28)
[etch] - linux-2.6 <not-affected> (vulnerable code introduced in 2.6.28)
- linux-2.6.24 <not-affected> (vulnerable code introduced in 2.6.28)
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=53281b6d3