# Security update for libpcap

Announcement ID: SUSE-SU-2024:3516-1  
Release Date: 2024-10-03T11:33:46Z  
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:

  * openSUSE Leap 15.3
  * SUSE Linux Enterprise Micro 5.1
  * SUSE Linux Enterprise Micro 5.2
  * SUSE Linux Enterprise Micro for Rancher 5.2

  
  
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:

  * openSUSE Leap 15.3  
    zypper in -t patch SUSE-2024-3516=1

  * SUSE Linux Enterprise Micro 5.1  
    zypper in -t patch SUSE-SUSE-MicroOS-5.1-2024-3516=1

  * SUSE Linux Enterprise Micro 5.2  
    zypper in -t patch SUSE-SUSE-MicroOS-5.2-2024-3516=1

  * SUSE Linux Enterprise Micro for Rancher 5.2  
    zypper in -t patch SUSE-SUSE-MicroOS-5.2-2024-3516=1

## Package List:

  * openSUSE Leap 15.3 (aarch64 ppc64le s390x x86_64 i586)
    * libpcap-devel-static-1.9.1-150300.3.3.1
    * libpcap1-debuginfo-1.9.1-150300.3.3.1
    * libpcap-debugsource-1.9.1-150300.3.3.1
    * libpcap1-1.9.1-150300.3.3.1
    * libpcap-devel-1.9.1-150300.3.3.1
  * openSUSE Leap 15.3 (x86_64)
    * libpcap-devel-32bit-1.9.1-150300.3.3.1
    * libpcap1-32bit-debuginfo-1.9.1-150300.3.3.1
    * libpcap1-32bit-1.9.1-150300.3.3.1
  * openSUSE Leap 15.3 (aarch64_ilp32)
    * libpcap-devel-64bit-1.9.1-150300.3.3.1
    * libpcap1-64bit-debuginfo-1.9.1-150300.3.3.1
    * libpcap1-64bit-1.9.1-150300.3.3.1
  * SUSE Linux Enterprise Micro 5.1 (aarch64 s390x x86_64)
    * libpcap1-debuginfo-1.9.1-150300.3.3.1
    * libpcap-debugsource-1.9.1-150300.3.3.1
    * libpcap1-1.9.1-150300.3.3.1
  * SUSE Linux Enterprise Micro 5.2 (aarch64 s390x x86_64)
    * libpcap1-debuginfo-1.9.1-150300.3.3.1
    * libpcap-debugsource-1.9.1-150300.3.3.1
    * libpcap1-1.9.1-150300.3.3.1
  * SUSE Linux Enterprise Micro for Rancher 5.2 (aarch64 s390x x86_64)
    * libpcap1-debuginfo-1.9.1-150300.3.3.1
    * libpcap-debugsource-1.9.1-150300.3.3.1
    * libpcap1-1.9.1-150300.3.3.1

## 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