CVE-2012-4424
glibc: alloca() stack overflow in the strcoll() interface
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Severity
ModerateRed Hat Product Security
CVSS 2.0
Review impact separately from score.
Published · September 6, 2012
Updated · November 21, 2025
Description
Stack-based buffer overflow in string/strcoll_l.c in the GNU C Library (aka glibc or libc6) 2.17 and earlier allows context-dependent attackers to cause a denial of service (crash) or possibly execute arbitrary code via a long string that triggers a malloc failure and use of the alloca function.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 2.0 · 3.7AV:L/AC:H/Au:N/C:P/I:P/A:P
CWE not specified