# Security update for libpcap

Announcement ID: SUSE-SU-2024:3355-1  
Rating: moderate  
References:

  * bsc#1230020
  * bsc#1230034

  
Cross-References:

  * 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 Enterprise High Performance Computing 12 SP5
  * SUSE Linux Enterprise Server 12 SP5
  * SUSE Linux Enterprise Server for SAP Applications 12 SP5
  * SUSE Linux Enterprise Software Development Kit 12 SP5
  * SUSE Linux Enterprise Workstation Extension 12 12-SP5

  
  
An update that solves two vulnerabilities can now be installed.

## Description:

This update for libpcap fixes the following issues:

  * CVE-2024-8006: NULL pointer dereference in function pcap_findalldevs_ex().
    (bsc#1230034)
  * CVE-2023-7256: double free via struct addrinfo in function
    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 Enterprise Software Development Kit 12 SP5  
    zypper in -t patch SUSE-SLE-SDK-12-SP5-2024-3355=1

  * SUSE Linux Enterprise High Performance Computing 12 SP5  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2024-3355=1

  * SUSE Linux Enterprise Server 12 SP5  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2024-3355=1

  * SUSE Linux Enterprise Server for SAP Applications 12 SP5  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2024-3355=1

  * SUSE Linux Enterprise Workstation Extension 12 12-SP5  
    zypper in -t patch SUSE-SLE-WE-12-SP5-2024-3355=1

## Package List:

  * SUSE Linux Enterprise Software Development Kit 12 SP5 (aarch64 ppc64le s390x
    x86_64)
    * libpcap-devel-1.8.1-10.6.1
    * libpcap-debugsource-1.8.1-10.6.1
  * SUSE Linux Enterprise High Performance Computing 12 SP5 (aarch64 x86_64)
    * libpcap1-debuginfo-1.8.1-10.6.1
    * libpcap1-1.8.1-10.6.1
    * libpcap-debugsource-1.8.1-10.6.1
  * SUSE Linux Enterprise Server 12 SP5 (aarch64 ppc64le s390x x86_64)
    * libpcap1-debuginfo-1.8.1-10.6.1
    * libpcap1-1.8.1-10.6.1
    * libpcap-debugsource-1.8.1-10.6.1
  * SUSE Linux Enterprise Server for SAP Applications 12 SP5 (ppc64le x86_64)
    * libpcap1-debuginfo-1.8.1-10.6.1
    * libpcap1-1.8.1-10.6.1
    * libpcap-debugsource-1.8.1-10.6.1
  * SUSE Linux Enterprise Workstation Extension 12 12-SP5 (x86_64)
    * libpcap1-32bit-1.8.1-10.6.1
    * libpcap1-debuginfo-32bit-1.8.1-10.6.1
    * libpcap-debugsource-1.8.1-10.6.1

## References:

  * https://www.suse.com/security/cve/CVE-2023-7256.html
  * https://www.suse.com/security/cve/CVE-2024-8006.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1230020
  * https://bugzilla.suse.com/show_bug.cgi?id=1230034