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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 8.2.1 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 8.2.1

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 8.2.1.

Affected software

ProductAffectedFixed in
Red Hat Product Security Red HatAffected
  • >=8.2 <8.2.1
Fixed in
  • 8.2.1

AI-suggested

Red Hat has released an official security update for the gstreamer1-plugins-bad-free package in Red Hat Enterprise Linux 8.2 to address CVE-2025-3887. Users should apply this update promptly by following Red Hat's published guidance at https://access.redhat.com/articles/11258. No alternative mitigations or workarounds are specified in the advisory.

Description

A stack-based buffer overflow vulnerability 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 update addressing this vulnerability in Red Hat Enterprise Linux 8.2. The vulnerability is identified as CVE-2025-3887 and is rated with high severity by Red Hat.

References

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