CVE-2012-5667

Severity: medium (CVSS 4.4 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.0% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2013-01-03 · updated 2026-06-16
Weakness: CWE-189

Description

Multiple integer overflows in GNU Grep before 2.11 might allow context-dependent attackers to execute arbitrary code via vectors involving a long input line that triggers a heap-based buffer overflow.

Affected products

GNU Grep: through 2.10; 2.2, 2.3, 2.4, 2.4.1, 2.4.2, 2.5 (+11)

References

http://git.savannah.gnu.org/cgit/grep.git/commit/?id=8fcf61523644df42e1905c81bed26838e0b04f91
http://git.savannah.gnu.org/cgit/grep.git/commit/?id=cbbc1a45b9f843c811905c97c90a5d31f8e6c189
http://git.sv.gnu.org/gitweb/?p=grep.git%3Ba=shortlog%3Bh=v2.11
http://lists.gnu.org/archive/html/bug-grep/2012-12/msg00004.html
http://openwall.com/lists/oss-security/2012/12/22/6
http://rhn.redhat.com/errata/RHSA-2015-1447.html
http://www.securityfocus.com/bid/57033
https://bugs.launchpad.net/ubuntu/+source/grep/+bug/1091473
https://bugzilla.redhat.com/show_bug.cgi?id=889935
http://git.savannah.gnu.org/cgit/grep.git/commit/?id=8fcf61523644df42e1905c81bed26838e0b04f91
http://git.savannah.gnu.org/cgit/grep.git/commit/?id=cbbc1a45b9f843c811905c97c90a5d31f8e6c189
http://git.sv.gnu.org/gitweb/?p=grep.git%3Ba=shortlog%3Bh=v2.11

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