CVE-2016-8610

NameCVE-2016-8610
DescriptionA denial of service flaw was found in OpenSSL 0.9.8, 1.0.1, 1.0.2 through 1.0.2h, and 1.1.0 in the way the TLS/SSL protocol defined processing of ALERT packets during a connection handshake. A remote attacker could use this flaw to make a TLS/SSL server consume an excessive amount of CPU and fail to accept connections from other clients.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-814-1, DSA-3773-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
openssl (PTS)bullseye1.1.1w-0+deb11u1fixed
bullseye (security)1.1.1w-0+deb11u2fixed
bookworm3.0.15-1~deb12u1fixed
bookworm (security)3.0.14-1~deb12u2fixed
sid, trixie3.3.2-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
opensslsourcewheezy1.0.1t-1+deb7u2DLA-814-1
opensslsourcejessie1.0.1t-1+deb8u6DSA-3773-1
opensslsource(unstable)1.0.2j-1

Notes

https://www.openwall.com/lists/oss-security/2016/10/24/3
Fixed by: https://git.openssl.org/gitweb/?p=openssl.git;a=commit;h=af58be768ebb690f78530f796e92b8ae5c9a4401
https://bugzilla.redhat.com/show_bug.cgi?id=1384743 mentions countermeasures in gnutls
https://gitlab.com/gnutls/gnutls/commit/1ffb827e45721ef56982d0ffd5c5de52376c428e

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