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SUSE: libpcap Moderate Security Update for NULL Pointer Issue 2026:20064-1

suse
Calendar Grey January 15, 2026
Dist Suse Esm H88
SUSE's security update for libpcap resolves three distinct issues, ensuring system integrity.
An update that solves three vulnerabilities can now be installed.

Summary

## 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). * CVE-2024-8006: missing return value check in `pcap_findalldevs_ex()` can lead to NULL pointer dereference (bsc#1230034). * CVE-2023-7256: unclear value returned by `sock_initaddress()` can lead to a double-free (bsc#1230020). ## 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: * SUSE Linux Micro 6.1 zypper in -t patch SUSE-SLE-Micro-6.1-370=1 ## Package List: * SUSE Linux Micro 6.1 (aarch64 ppc64le s390x x86_64)

Topics%20covered

Topics Covered

security advisory moderate security issue SuSE null pointer libpcap

References

* bsc#1230020

* bsc#1230034

* bsc#1255765

Cross-

* CVE-2023-7256

* CVE-2024-8006

* CVE-2025-11961

CVSS scores:

* CVE-2023-7256 ( SUSE ): 6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

* CVE-2023-7256 ( NVD ): 4.4 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

* CVE-2023-7256 ( NVD ): 4.4 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

* CVE-2024-8006 ( SUSE ): 4.2 CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:N/I:N/A:H

* CVE-2024-8006 ( NVD ): 4.4 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

* CVE-2024-8006 ( NVD ): 4.4 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

* CVE-2025-11961 ( SUSE ): 4.8

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

* CVE-2025-11961 ( SUSE ): 3.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Announcement ID: SUSE-SU-2026:20064-1
Release Date: 2026-01-08T16:17:50Z
Rating: moderate

Topics%20covered

Topics Covered

security advisory moderate security issue SuSE null pointer libpcap

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