CVE-2012-3480

Severity: medium (CVSS 4.6 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: 2012-08-25 · updated 2026-06-16
Weakness: CWE-189

Description

Multiple integer overflows in the (1) strtod, (2) strtof, (3) strtold, (4) strtod_l, and other unspecified "related functions" in stdlib in GNU C Library (aka glibc or libc6) 2.16 allow local users to cause a denial of service (application crash) and possibly execute arbitrary code via a long string, which triggers a stack-based buffer overflow.

Affected products

GNU C Library (glibc): 2.16

References

http://lists.fedoraproject.org/pipermail/package-announce/2012-August/085190.html
http://osvdb.org/84710
http://rhn.redhat.com/errata/RHSA-2012-1207.html
http://rhn.redhat.com/errata/RHSA-2012-1208.html
http://rhn.redhat.com/errata/RHSA-2012-1262.html
http://rhn.redhat.com/errata/RHSA-2012-1325.html
http://secunia.com/advisories/50201
http://secunia.com/advisories/50422
http://sourceware.org/bugzilla/show_bug.cgi?id=14459
http://sourceware.org/ml/libc-alpha/2012-08/msg00202.html
http://www.openwall.com/lists/oss-security/2012/08/13/4
http://www.openwall.com/lists/oss-security/2012/08/13/6

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