CVE-2016-6309

NameCVE-2016-6309
Descriptionstatem/statem.c in OpenSSL 1.1.0a does not consider memory-block movement after a realloc call, which allows remote attackers to cause a denial of service (use-after-free) or possibly execute arbitrary code via a crafted TLS session.
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
openssl (PTS)buster, buster (security)1.1.1n-0+deb10u3fixed
bullseye (security), bullseye1.1.1n-0+deb11u3fixed
bookworm, sid3.0.7-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
opensslsourceexperimental1.1.0b-1
opensslsource(unstable)(not affected)

Notes

- openssl <not-affected> (Only affects 1.1)
https://www.openssl.org/news/secadv/20160926.txt

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