CVE-2010-2946

fs/jfs/xattr.c in the Linux kernel before 2.6.35.2 does not properly handle a certain legacy format for storage of extended attributes, which might allow local users by bypass intended xattr namespace restrictions via an "os2." substring at the beginning of a name.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
2.1 UNKNOWN
LOCAL
LOW
AV:L/AC:L/Au:N/C:N/I:P/A:N
redhatCNA
---
---
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 10%
VendorProductVersion
linuxlinux_kernel
𝑥
< 2.6.35.2
canonicalubuntu_linux
6.06
canonicalubuntu_linux
8.04
canonicalubuntu_linux
9.04
canonicalubuntu_linux
9.10
canonicalubuntu_linux
10.04
canonicalubuntu_linux
10.10
𝑥
= Vulnerable software versions
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
linux
maverick
not-affected
lucid
not-affected
karmic
Fixed 2.6.31-22.67
released
jaunty
Fixed 2.6.28-19.66
released
hardy
Fixed 2.6.24-28.80
released
dapper
dne
linux-ec2
maverick
ignored
lucid
Fixed 2.6.32-309.18
released
karmic
Fixed 2.6.31-307.21
released
hardy
dne
dapper
dne
linux-fsl-imx51
maverick
dne
lucid
Fixed 2.6.31-608.22
released
karmic
Fixed 2.6.31-112.30
released
hardy
dne
dapper
dne
linux-lts-backport-maverick
maverick
dne
lucid
Fixed 2.6.35-25.44~lucid1
released
karmic
dne
hardy
dne
dapper
dne
linux-source-2.6.15
maverick
dne
lucid
dne
karmic
dne
jaunty
dne
hardy
dne
dapper
Fixed 2.6.15-55.89
released
Common Weakness Enumeration
References
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=aca0fa34bdaba39bfddddba8ca70dba4782e8fe6
http://lists.opensuse.org/opensuse-security-announce/2010-09/msg00004.html
http://lists.opensuse.org/opensuse-security-announce/2010-11/msg00000.html
http://lists.opensuse.org/opensuse-security-announce/2010-12/msg00004.html
http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html
http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00002.html
http://secunia.com/advisories/41321
http://secunia.com/advisories/43291
http://www.kernel.org/pub/linux/kernel/v2.4/ChangeLog-2.4.37.10
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.27.51
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.35.2
http://www.mandriva.com/security/advisories?name=MDVSA-2011:051
http://www.openwall.com/lists/oss-security/2010/08/20/1
http://www.openwall.com/lists/oss-security/2010/08/20/11
http://www.securityfocus.com/bid/42589
http://www.ubuntu.com/usn/USN-1000-1
http://www.vupen.com/english/advisories/2011/0298
http://www.vupen.com/english/advisories/2011/0375
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=aca0fa34bdaba39bfddddba8ca70dba4782e8fe6
http://lists.opensuse.org/opensuse-security-announce/2010-09/msg00004.html
http://lists.opensuse.org/opensuse-security-announce/2010-11/msg00000.html
http://lists.opensuse.org/opensuse-security-announce/2010-12/msg00004.html
http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html
http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00002.html
http://secunia.com/advisories/41321
http://secunia.com/advisories/43291
http://www.kernel.org/pub/linux/kernel/v2.4/ChangeLog-2.4.37.10
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.27.51
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.35.2
http://www.mandriva.com/security/advisories?name=MDVSA-2011:051
http://www.openwall.com/lists/oss-security/2010/08/20/1
http://www.openwall.com/lists/oss-security/2010/08/20/11
http://www.securityfocus.com/bid/42589
http://www.ubuntu.com/usn/USN-1000-1
http://www.vupen.com/english/advisories/2011/0298
http://www.vupen.com/english/advisories/2011/0375