Vulnerability Monitor

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CVE-2011-1071

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.

Security Impact Summary

CVE-2011-1071 is a security vulnerability that . Impacting 2 products from gnu, from gnu organizations running these solutions should prioritize assessment and patching.

Historical Context

Documented in 2011, this vulnerability occurred amid the cloud computing expansion era, where traditional network perimeter security models were being reevaluated. Organizations were transitioning from isolated infrastructure to interconnected systems, creating new attack surfaces that vulnerabilities like this could exploit.

Published

2011-04-08T15:17:27.650

Last Modified

2026-06-16T23:28:39.230

Status

Modified

Source

[email protected]

Severity

CVSSv2: 5.1 (MEDIUM)

CVSSv2 Vector

AV:N/AC:H/Au:N/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: HIGH
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

4.9

Impact Score

6.4

Weaknesses

Type: Primary
CWE-399

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	gnu	eglibc	*	Yes
Application	gnu	glibc	≤ 2.12.1	Yes
Application	gnu	glibc	1.00	Yes
Application	gnu	glibc	1.01	Yes
Application	gnu	glibc	1.02	Yes
Application	gnu	glibc	1.03	Yes
Application	gnu	glibc	1.04	Yes
Application	gnu	glibc	1.05	Yes
Application	gnu	glibc	1.06	Yes
Application	gnu	glibc	1.07	Yes
Application	gnu	glibc	1.08	Yes
Application	gnu	glibc	1.09	Yes
Application	gnu	glibc	1.09.1	Yes
Application	gnu	glibc	2.0	Yes
Application	gnu	glibc	2.0.1	Yes
Application	gnu	glibc	2.0.2	Yes
Application	gnu	glibc	2.0.3	Yes
Application	gnu	glibc	2.0.4	Yes
Application	gnu	glibc	2.0.5	Yes
Application	gnu	glibc	2.0.6	Yes
Application	gnu	glibc	2.1	Yes
Application	gnu	glibc	2.1.1	Yes
Application	gnu	glibc	2.1.1.6	Yes
Application	gnu	glibc	2.1.2	Yes
Application	gnu	glibc	2.1.3	Yes
Application	gnu	glibc	2.1.3.10	Yes
Application	gnu	glibc	2.1.9	Yes
Application	gnu	glibc	2.2	Yes
Application	gnu	glibc	2.2.1	Yes
Application	gnu	glibc	2.2.2	Yes
Application	gnu	glibc	2.2.3	Yes
Application	gnu	glibc	2.2.4	Yes
Application	gnu	glibc	2.2.5	Yes
Application	gnu	glibc	2.3	Yes
Application	gnu	glibc	2.3.1	Yes
Application	gnu	glibc	2.3.2	Yes
Application	gnu	glibc	2.3.3	Yes
Application	gnu	glibc	2.3.4	Yes
Application	gnu	glibc	2.3.5	Yes
Application	gnu	glibc	2.3.6	Yes
Application	gnu	glibc	2.3.10	Yes
Application	gnu	glibc	2.4	Yes
Application	gnu	glibc	2.5	Yes
Application	gnu	glibc	2.5.1	Yes
Application	gnu	glibc	2.6	Yes
Application	gnu	glibc	2.6.1	Yes
Application	gnu	glibc	2.7	Yes
Application	gnu	glibc	2.8	Yes
Application	gnu	glibc	2.9	Yes
Application	gnu	glibc	2.10	Yes
Application	gnu	glibc	2.10.1	Yes
Application	gnu	glibc	2.10.2	Yes
Application	gnu	glibc	2.11	Yes
Application	gnu	glibc	2.11.1	Yes
Application	gnu	glibc	2.11.2	Yes
Application	gnu	glibc	2.11.3	Yes
Application	gnu	glibc	2.12.0	Yes

References

http://bugs.debian.org/615120 Exploit ([email protected])
http://code.google.com/p/chromium/issues/detail?id=48733 Exploit ([email protected])
http://openwall.com/lists/oss-security/2011/02/26/3 ([email protected])
http://openwall.com/lists/oss-security/2011/02/28/11 Exploit ([email protected])
http://openwall.com/lists/oss-security/2011/02/28/15 ([email protected])
http://scarybeastsecurity.blogspot.com/2011/02/i-got-accidental-code-execution-via.html Exploit ([email protected])
http://seclists.org/fulldisclosure/2011/Feb/635 Exploit ([email protected])
http://seclists.org/fulldisclosure/2011/Feb/644 Patch ([email protected])
http://secunia.com/advisories/43492 Vendor Advisory ([email protected])
http://secunia.com/advisories/43830 Vendor Advisory ([email protected])
http://secunia.com/advisories/43989 Vendor Advisory ([email protected])
http://secunia.com/advisories/46397 Vendor Advisory ([email protected])
http://securityreason.com/securityalert/8175 ([email protected])
http://securitytracker.com/id?1025290 ([email protected])
http://sourceware.org/bugzilla/show_bug.cgi?id=11883 Exploit ([email protected])
http://sourceware.org/git/?p=glibc.git%3Ba=commit%3Bh=f15ce4d8dc139523fe0c273580b604b2453acba6 ([email protected])
http://www.mandriva.com/security/advisories?name=MDVSA-2011:178 ([email protected])
http://www.redhat.com/support/errata/RHSA-2011-0412.html Vendor Advisory ([email protected])
http://www.redhat.com/support/errata/RHSA-2011-0413.html Vendor Advisory ([email protected])
http://www.securityfocus.com/archive/1/520102/100/0/threaded ([email protected])
http://www.securityfocus.com/bid/46563 Exploit ([email protected])
http://www.vmware.com/security/advisories/VMSA-2011-0012.html ([email protected])
http://www.vupen.com/english/advisories/2011/0863 Vendor Advisory ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=681054 Exploit, Patch ([email protected])
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12853 ([email protected])
http://bugs.debian.org/615120 Exploit (af854a3a-2127-422b-91ae-364da2661108)
http://code.google.com/p/chromium/issues/detail?id=48733 Exploit (af854a3a-2127-422b-91ae-364da2661108)
http://openwall.com/lists/oss-security/2011/02/26/3 (af854a3a-2127-422b-91ae-364da2661108)
http://openwall.com/lists/oss-security/2011/02/28/11 Exploit (af854a3a-2127-422b-91ae-364da2661108)
http://openwall.com/lists/oss-security/2011/02/28/15 (af854a3a-2127-422b-91ae-364da2661108)
http://scarybeastsecurity.blogspot.com/2011/02/i-got-accidental-code-execution-via.html Exploit (af854a3a-2127-422b-91ae-364da2661108)
http://seclists.org/fulldisclosure/2011/Feb/635 Exploit (af854a3a-2127-422b-91ae-364da2661108)
http://seclists.org/fulldisclosure/2011/Feb/644 Patch (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/43492 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/43830 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/43989 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/46397 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://securityreason.com/securityalert/8175 (af854a3a-2127-422b-91ae-364da2661108)
http://securitytracker.com/id?1025290 (af854a3a-2127-422b-91ae-364da2661108)
http://sourceware.org/bugzilla/show_bug.cgi?id=11883 Exploit (af854a3a-2127-422b-91ae-364da2661108)
http://sourceware.org/git/?p=glibc.git%3Ba=commit%3Bh=f15ce4d8dc139523fe0c273580b604b2453acba6 (af854a3a-2127-422b-91ae-364da2661108)
http://www.mandriva.com/security/advisories?name=MDVSA-2011:178 (af854a3a-2127-422b-91ae-364da2661108)
http://www.redhat.com/support/errata/RHSA-2011-0412.html Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.redhat.com/support/errata/RHSA-2011-0413.html Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/archive/1/520102/100/0/threaded (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/46563 Exploit (af854a3a-2127-422b-91ae-364da2661108)
http://www.vmware.com/security/advisories/VMSA-2011-0012.html (af854a3a-2127-422b-91ae-364da2661108)
http://www.vupen.com/english/advisories/2011/0863 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=681054 Exploit, Patch (af854a3a-2127-422b-91ae-364da2661108)
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12853 (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For gnu's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.