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glibc: incorrect size calculation in formatted printing can lead to FORTIFY_SOURCE format string protection bypass

🗓️ 23 Aug 2012 14:17:00Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 2 Views

glibc vfprintf format string bug bypasses FORTIFY_SOURCE due to wrong buffer length, risking crash.

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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux6anyrhev-hypervisor60:6.3-20120815.0.el6_3rhev-hypervisor6-0:6.3-20120815.0.el6_3.noarch.rpm

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21 Nov 2025 17:41Current
6Medium risk
Vulners AI Score6
CVSS 25
EPSS0.00604
2