# CVE-2023-7256: libpcap: This update for libpcap fixes the following issues:  - CVE-2024-8006: NULL pointer dereference in function pcap_finda...

CVE-2023-7256 is fixed in libpcap on 1 platform, first by DEBIAN-CVE-2023-7256, released August 31, 2024. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2023-7256
- Priority: Routine
- CVSS: 4.4 (medium)
- EPSS: 0.0024
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Aug 31, 2024

## 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)

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | libpcap Debian 13.5 (trixie) | 1.10.5-1 | [DEBIAN-CVE-2023-7256](https://patchblox.com/security/data/fix/linux/debian-cve-2023-7256.md) | Aug 31, 2024 |
| Linux | libpcap Debian 14 | 1.10.5-1 | [DEBIAN-CVE-2023-7256](https://patchblox.com/security/data/fix/linux/debian-cve-2023-7256.md) | Aug 31, 2024 |
| Linux | libpcap opensuse-leap 15.6 | 1.10.4-150600.3.3.2 | [SUSE-SU-2024:3217-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3217-1.md) | Sep 12, 2024 |
| Linux | libpcap sles 15.6 | 1.10.4-150600.3.3.2 | [SUSE-SU-2024:3217-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-3217-1.md) | Sep 12, 2024 |

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Data as of 2026-11-08T00:53:09Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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