CVE-2021-26676

NameCVE-2021-26676
Descriptiongdhcp in ConnMan before 1.39 could be used by network-adjacent attackers to leak sensitive stack information, allowing further exploitation of bugs in gdhcp.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-2552-1, DSA-4847-1
NVD severitylow

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
connman (PTS)stretch1.33-3+deb9u1vulnerable
stretch (security)1.33-3+deb9u2fixed
buster1.36-2.1~deb10u2fixed
buster (security)1.36-2.1~deb10u1fixed
bookworm, sid, bullseye1.36-2.2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
connmansourcestretch1.33-3+deb9u2DLA-2552-1
connmansourcebuster1.36-2.1~deb10u1DSA-4847-1
connmansource(unstable)1.36-2.1

Notes

https://git.kernel.org/pub/scm/network/connman/connman.git/commit/?id=58d397ba74873384aee449690a9070bacd5676fa
https://git.kernel.org/pub/scm/network/connman/connman.git/commit/?id=a74524b3e3fad81b0fd1084ffdf9f2ea469cd9b1

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