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Old 05-14-2008, 01:37 PM
Nico Golde
 
Default Bug#481195: linux-2.6: CVE-2008-2148 local denial of service

Package: linux-2.6
Version: 2.6.22-1
Severity: grave
Tags: security patch

Hi,
the following CVE (Common Vulnerabilities & Exposures) id was
published for linux-2.6.


CVE-2008-2148[0]:
| The utimensat system call in Linux kernel 2.6.22 and other versions
| before 2.6.25.3 does not check file permissions when certain UTIME_NOW
| and UTIME_OMIT combinations are used, which allows local users to
| modify file times of arbitrary files, possibly leading to a denial of
| service.

Upstream patch:
http://git.kernel.org/?p=linux/kernel/git/stable/linux-2.6.25.y.git;a=commit;h=f9dfda1ad0637a89a64d001cf8 1478bd8d9b6306

Stable is not affected by this.

If you fix the vulnerability please also make sure to include the
CVE id in your changelog entry.

For further information see:

[0] http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-2148
http://security-tracker.debian.net/tracker/CVE-2008-2148

--
Nico Golde - http://www.ngolde.de - nion@jabber.ccc.de - GPG: 0x73647CFF
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