CVE-2021-26676 Affecting connman package, versions <1.36-2.1
Snyk CVSS
Attack Complexity
Low
Confidentiality
High
Threat Intelligence
EPSS
0.12% (45th
percentile)
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Test your applications- Snyk ID SNYK-DEBIANUNSTABLE-CONNMAN-1070569
- published 8 Feb 2021
- disclosed 9 Feb 2021
Introduced: 8 Feb 2021
CVE-2021-26676 Open this link in a new tabHow to fix?
Upgrade Debian:unstable connman to version 1.36-2.1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream connman package and not the connman package as distributed by Debian.
See How to fix? for Debian:unstable relevant fixed versions and status.
gdhcp in ConnMan before 1.39 could be used by network-adjacent attackers to leak sensitive stack information, allowing further exploitation of bugs in gdhcp.
References
- https://security-tracker.debian.org/tracker/CVE-2021-26676
- 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
- https://git.kernel.org/pub/scm/network/connman/connman.git/tree/ChangeLog
- https://www.debian.org/security/2021/dsa-4847
- https://bugzilla.suse.com/show_bug.cgi?id=1181751
- https://kunnamon.io/tbone/
- https://www.openwall.com/lists/oss-security/2021/02/08/2
- https://lists.debian.org/debian-lts-announce/2021/02/msg00013.html
- https://security.gentoo.org/glsa/202107-29