CVE-2011-4623

NameCVE-2011-4623
DescriptionInteger overflow in the rsCStrExtendBuf function in runtime/stringbuf.c in the imfile module in rsyslog 4.x before 4.6.6, 5.x before 5.7.4, and 6.x before 6.1.4 allows local users to cause a denial of service (daemon hang) via a large file, which triggers a heap-based buffer overflow.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
rsyslog (PTS)buster, buster (security)8.1901.0-1+deb10u2fixed
bullseye (security), bullseye8.2102.0-2+deb11u1fixed
bookworm, sid8.2212.0-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
rsyslogsource(unstable)5.7.4-1

Notes

[squeeze] - rsyslog <no-dsa> (Minor issue)

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