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CVE-2025-3887VulnerabilityPublished Updated

Red Hat Security Advisory: gstreamer1-plugins-bad-free security update

Affects Red Hat gstreamer1-plugins-bad-freeSource GCVE Database

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Not known to be exploited : upgrade Red Hat gstreamer1-plugins-bad-free to 8.4.1 soon.

Data as of 5 Nov 2026, 19:20 UTC

Severity
High

Rated by Threat Radar · No CVSS score from NVD or the CNA

Patch
Available – fixed in 8.4.1

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 12 Jun 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 5 Nov 2026.

What to do

Upgrade Red Hat gstreamer1-plugins-bad-free to 8.4.1.

Affected software

ProductAffectedFixed in
Red Hat Product Security Red HatAffected
  • >=8.4 <8.4.1
Fixed in
  • 8.4.1

AI-suggested

Red Hat has released an official security update for Red Hat Enterprise Linux 8.4 that addresses this vulnerability. Users should apply the update as described in the Red Hat advisory RHSA-2025:8980 and the referenced article https://access.redhat.com/articles/11258. No additional mitigation steps are indicated by the vendor advisory.

Description

A stack-based buffer overflow vulnerability (CVE-2025-3887) exists in the GStreamer H265 codec parsing component within the gstreamer1-plugins-bad-free package. This flaw could allow remote code execution. Red Hat has issued a security advisory for Red Hat Enterprise Linux 8.4 to address this issue with an important security update.

References

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