Resource management error in GNU C Library (glibc) - CVE-2011-1071
Published: February 13, 2023 / Updated: June 3, 2025
Vulnerability identifier: #VU110119
CSH Severity: Medium
CVSS v4: 6.3 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2011-1071
CWE-ID: CWE-399
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to read and manipulate data.
The GNU C Library (aka glibc or libc6) before 2.12.2 and Embedded GLIBC (EGLIBC) allow context-dependent attackers to execute arbitrary code or cause a denial of service (memory consumption) via a long UTF8 string that is used in an fnmatch call, aka a "stack extension attack," a related issue to CVE-2010-2898, CVE-2010-1917, and CVE-2007-4782, as originally reported for use of this library by Google Chrome.
Affected software
GNU C Library (glibc)
How to mitigate CVE-2011-1071
Install update from vendor's website.
GNU C Library (glibc) - update to 2.12.2
Links to Public Exploits and PoC-codes
External References
- http://openwall.com/lists/oss-security/2011/02/28/15
- http://seclists.org/fulldisclosure/2011/Feb/635
- http://www.redhat.com/support/errata/RHSA-2011-0412.html
- http://www.redhat.com/support/errata/RHSA-2011-0413.html
- http://sourceware.org/bugzilla/show_bug.cgi?id=11883
- http://securitytracker.com/id?1025290
- http://www.securityfocus.com/bid/46563
- http://secunia.com/advisories/43830
- http://seclists.org/fulldisclosure/2011/Feb/644
- http://openwall.com/lists/oss-security/2011/02/26/3
- http://secunia.com/advisories/43492
- http://bugs.debian.org/615120
- http://openwall.com/lists/oss-security/2011/02/28/11
- https://bugzilla.redhat.com/show_bug.cgi?id=681054
- http://scarybeastsecurity.blogspot.com/2011/02/i-got-accidental-code-execution-via.html
- http://code.google.com/p/chromium/issues/detail?id=48733
- http://secunia.com/advisories/43989
- http://www.vupen.com/english/advisories/2011/0863
- http://securityreason.com/securityalert/8175
- http://secunia.com/advisories/46397
- http://www.vmware.com/security/advisories/VMSA-2011-0012.html
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:178
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12853
- http://www.securityfocus.com/archive/1/520102/100/0/threaded
- http://sourceware.org/git/?p=glibc.git%3Ba=commit%3Bh=f15ce4d8dc139523fe0c273580b604b2453acba6