Description
The osf_wait4 function in arch/alpha/kernel/osf_sys.c in the Linux kernel before 2.6.39.4 on the Alpha platform uses an incorrect pointer, which allows local users to gain privileges by writing a certain integer value to kernel memory.
References (4)
Core 4
Core References
Patch x_refsource_confirm
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=21c5977a836e399fc710ff2c5367845ed5c2527f
Various Sources x_refsource_confirm
http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39.4
Mailing List mailing-list
x_refsource_mlist
http://www.openwall.com/lists/oss-security/2011/06/15/7
Exploit, Patch x_refsource_confirm
https://github.com/torvalds/linux/commit/21c5977a836e399fc710ff2c5367845ed5c2527f
Scores
EPSS
0.0048
EPSS Percentile
39.1%
Details
CWE
CWE-264
Status
published
Products (4)
linux/linux_kernel
2.6.39 (8 CPE variants)
linux/linux_kernel
2.6.39.1
linux/linux_kernel
2.6.39.2
linux/linux_kernel
< 2.6.39.3
Published
Jun 13, 2012
Tracked Since
Feb 18, 2026