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SUSE: 2025:20059-1 moderate: libpcap double free and NULL pointer

suse
Calendar Grey June 4, 2025
Dist Suse Esm H88
In light of the latest security vulnerabilities, an update from SUSE has been released for libpcap, rectifying significant problems such as potential NULL pointer dereferencing.
* bsc#1230020 * bsc#1230034 Cross-References: * CVE-2023-7256

Summary

## This update for libpcap fixes the following issues: * CVE-2024-8006: Fixed NULL pointer dereference in pcap_findalldevs_ex() (bsc#1230034) * CVE-2023-7256: Fixed double free via addrinfo in sock_initaddress() (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 6.0 zypper in -t patch SUSE-SLE-Micro-6.0-50=1 ## Package List: * SUSE Linux Micro 6.0 (aarch64 s390x x86_64) * libpcap1-debuginfo-1.10.4-3.1 * libpcap-debugsource-1.10.4-3.1 * libpcap1-1.10.4-3.1

Topics%20covered

Topics Covered

security advisory moderate NULL pointer SUSE Linux double free libpcap

References

* bsc#1230020

* bsc#1230034

Cross-

* CVE-2023-7256

* CVE-2024-8006

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

Affected Products:

* SUSE Linux Micro 6.0

An update that solves two vulnerabilities can now be installed.

##

* https://www.suse.com/security/cve/CVE-2023-7256.html

* https://www.suse.com/security/cve/CVE-2024-8006.html

Announcement ID: SUSE-SU-2025:20059-1
Release Date: 2025-02-03T08:57:44Z
Rating: moderate

Topics%20covered

Topics Covered

security advisory moderate NULL pointer SUSE Linux double free libpcap

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