CVE-2017-7508

NameCVE-2017-7508
DescriptionOpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to remote denial-of-service when receiving malformed IPv6 packet.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDSA-3900-1
Debian Bugs865480

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
openvpn (PTS)buster2.4.7-1+deb10u1fixed
bullseye2.5.1-3fixed
bookworm, bookworm (security)2.6.3-1+deb12u2fixed
trixie2.6.7-1fixed
sid2.6.9-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
openvpnsourcewheezy(not affected)
openvpnsourcejessie2.3.4-5+deb8u2DSA-3900-1
openvpnsourcestretch2.4.0-6+deb9u1DSA-3900-1
openvpnsource(unstable)2.4.3-1865480

Notes

[wheezy] - openvpn <not-affected> (Vulnerable code not present)
https://www.openwall.com/lists/oss-security/2017/06/21/6
https://community.openvpn.net/openvpn/wiki/VulnerabilitiesFixedInOpenVPN243
Fixed by (master): https://github.com/OpenVPN/openvpn/commit/c3f47077a7756de5929094569421a95aa66f2022
Fixed by (2.4.x): https://github.com/OpenVPN/openvpn/commit/ed28cde3d8bf3f1459b2f42f0e27d64801009f92
Fixed by (2.3.x): https://github.com/OpenVPN/openvpn/commit/fc61d1bda112ffc669dbde961fab19f60b3c7439

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