CVE-2010-4158

Linux Kernel < 2.6.36.2 - Information Disclosure

Title source: rule

Description

The sk_run_filter function in net/core/filter.c in the Linux kernel before 2.6.36.2 does not check whether a certain memory location has been initialized before executing a (1) BPF_S_LD_MEM or (2) BPF_S_LDX_MEM instruction, which allows local users to obtain potentially sensitive information from kernel stack memory via a crafted socket filter.

Exploits (1)

exploitdb WORKING POC VERIFIED

by Dan Rosenberg · clocallinux

https://www.exploit-db.com/exploits/34987

View Code ZIP pw:eip

References (37)

[Patch] http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=57fe93b374a6b8711995c2d466c502af9f3a08bb

[Third Party Advisory] http://lists.fedoraproject.org/pipermail/package-announce/2010-December/052513.html

[Third Party Advisory] http://lists.grok.org.uk/pipermail/full-disclosure/2010-November/077321.html

[Mailing List, Third Party Advisory] http://lists.opensuse.org/opensuse-security-announce/2010-12/msg00004.html

[Mailing List, Third Party Advisory] http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00000.html

[Mailing List, Third Party Advisory] http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00001.html

[Mailing List, Third Party Advisory] http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00004.html

[Mailing List, Third Party Advisory] http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html

[Mailing List, Third Party Advisory] http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00002.html

[Third Party Advisory] http://secunia.com/advisories/42745

[Third Party Advisory] http://secunia.com/advisories/42778

[Third Party Advisory] http://secunia.com/advisories/42801

[Third Party Advisory] http://secunia.com/advisories/42884

[Third Party Advisory] http://secunia.com/advisories/42890

[Third Party Advisory] http://secunia.com/advisories/42932

[Third Party Advisory] http://secunia.com/advisories/42963

[Third Party Advisory] http://secunia.com/advisories/43291

[Third Party Advisory] http://secunia.com/advisories/46397

[Broken Link] http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.36.2

[Third Party Advisory] http://www.mandriva.com/security/advisories?name=MDVSA-2011:029

... and 17 more

Scores

EPSS 0.0020

EPSS Percentile 41.9%

Details

CWE

CWE-200

Status published

Products (11)

fedoraproject/fedora 13

linux/linux_kernel < 2.6.36.2

opensuse/opensuse 11.2

opensuse/opensuse 11.3

suse/linux_enterprise_desktop 10 sp3

suse/linux_enterprise_desktop 11 sp1

suse/linux_enterprise_real_time_extension 11 sp1

suse/linux_enterprise_server 9

suse/linux_enterprise_server 10 sp3

suse/linux_enterprise_server 11 sp1

... and 1 more

Published Dec 30, 2010

Tracked Since Feb 18, 2026