CVE-2009-4141
Published: 19 January 2010
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.
Notes
| Author | Note |
|---|---|
| mdeslaur | introduced by http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=233e70f4228e78eb2f80dc6650f65d3ae3dbf17c |
Priority
Status
| Package | Release | Status |
|---|---|---|
|
linux Launchpad, Ubuntu, Debian |
dapper |
Does not exist
|
| hardy |
Not vulnerable
|
|
| intrepid |
Not vulnerable
|
|
| jaunty |
Released
(2.6.28-18.59)
|
|
| karmic |
Released
(2.6.31-19.56)
|
|
| upstream |
Released
(2.6.33~rc5)
|
|
|
Patches: Introduced by 233e70f4228e78eb2f80dc6650f65d3ae3dbf17c |
||
|
linux-source-2.6.15 Launchpad, Ubuntu, Debian |
dapper |
Not vulnerable
|
| hardy |
Does not exist
|
|
| intrepid |
Does not exist
|
|
| jaunty |
Does not exist
|
|
| karmic |
Does not exist
|
|
| upstream |
Released
(2.6.33~rc5)
|
|