What’s Vulnerable › Vulnerabilities

CVE-2025-32909: Libsoup: null pointer dereference on libsoup through function "sniff_mp4" in soup-content-sniffer.c

• Severity: medium (CVSS 5.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-04-14 · updated 2026-09-15
• Weakness: CWE-476

Description

A flaw was found in libsoup. SoupContentSniffer may be vulnerable to a NULL pointer dereference in the sniff_mp4 function. The HTTP server may cause the libsoup client to crash.

Affected products

• Red Hat Enterprise Linux 8: all versions — fixed in 0:2.8-3.el8_10.1, 0:8.10-1
• Red Hat Enterprise Linux 9: all versions

How to fix

Upgrade to a fixed version: Red Hat Enterprise Linux 8 0:2.8-3.el8_10.1, 0:8.10-1. Check the vendor advisory for mitigations.

References

• https://access.redhat.com/errata/RHSA-2025:8292
• https://access.redhat.com/security/cve/CVE-2025-32909
• https://bugzilla.redhat.com/show_bug.cgi?id=2359353
• https://gitlab.gnome.org/GNOME/libsoup/-/issues/431
• https://lists.debian.org/debian-lts-announce/2025/04/msg00036.html

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