CVE-2010-3847

Severity: medium (CVSS 6.9 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 9.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2011-01-07 · updated 2026-06-16
Weakness: CWE-59

Description

elf/dl-load.c in ld.so in the GNU C Library (aka glibc or libc6) through 2.11.2, and 2.12.x through 2.12.1, does not properly handle a value of $ORIGIN for the LD_AUDIT environment variable, which allows local users to gain privileges via a crafted dynamic shared object (DSO) located in an arbitrary directory.

Affected products

GNU C Library (glibc): through 2.11.2; 1.00, 1.01, 1.02, 1.03, 1.04, 1.05 (+48)

References

http://seclists.org/fulldisclosure/2010/Oct/257
http://seclists.org/fulldisclosure/2010/Oct/292
http://seclists.org/fulldisclosure/2010/Oct/294
http://secunia.com/advisories/42787
http://security.gentoo.org/glsa/glsa-201011-01.xml
http://sourceware.org/ml/libc-hacker/2010-10/msg00007.html
http://support.avaya.com/css/P8/documents/100120941
http://www.debian.org/security/2010/dsa-2122
http://www.kb.cert.org/vuls/id/537223
http://www.mandriva.com/security/advisories?name=MDVSA-2010:207
http://www.redhat.com/support/errata/RHSA-2010-0872.html
http://www.securityfocus.com/archive/1/515545/100/0/threaded

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