openSUSE Leap 15.6: Low Risk Out-of-Bounds Issue in libpcap CVE-2025-11961
opensuse
January 6, 2026
An update that solves one vulnerability can now be installed.
Description
This update for libpcap fixes the following issues:
* CVE-2025-11961: missing validation of provided MAC-48 address string in
`pcap_ether_aton()` can lead to out-of-bounds read and write (bsc#1255765).
Topics Covered
Patch
## Patch Instructions:
To install this SUSE update use the SUSE recommended installation methods like
YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:
* openSUSE Leap 15.6
zypper in -t patch SUSE-2026-36=1 openSUSE-SLE-15.6-2026-36=1
Package List
* openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64 i586)
* libpcap1-debuginfo-1.10.4-150600.3.9.1
* libpcap1-1.10.4-150600.3.9.1
* libpcap-debugsource-1.10.4-150600.3.9.1
* libpcap-devel-static-1.10.4-150600.3.9.1
* libpcap-devel-1.10.4-150600.3.9.1
* openSUSE Leap 15.6 (x86_64)
* libpcap1-32bit-debuginfo-1.10.4-150600.3.9.1
* libpcap1-32bit-1.10.4-150600.3.9.1
* libpcap-devel-32bit-1.10.4-150600.3.9.1
* openSUSE Leap 15.6 (aarch64_ilp32)
* libpcap1-64bit-debuginfo-1.10.4-150600.3.9.1
* libpcap-devel-64bit-1.10.4-150600.3.9.1
* libpcap1-64bit-1.10.4-150600.3.9.1
References
* bsc#1255765
## References:
* https://www.suse.com/security/cve/CVE-2025-11961.html
* https://bugzilla.suse.com/show_bug.cgi?id=1255765
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Severity
low
Lowest
Low
Medium
High
Critical
Announcement ID: SUSE-SU-2026:0036-1
Release Date: 2026-01-06T10:22:41Z
Affected Products:
* openSUSE Leap 15.6
Topics Covered
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