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CVE-2025-27363VulnerabilityPublished Updated

Red Hat Security Advisory: spice-client-win security update

Affects Red Hat spice-client-winSource GCVE Database

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Not known to be exploited.

Data as of 5 Nov 2026, 18:36 UTC

Severity
High

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

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 23 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

AI-suggested

Red Hat has released an official security update for spice-client-win in Red Hat Enterprise Linux 8.2 that addresses this vulnerability. Users should apply the update as described in the Red Hat advisory (https://access.redhat.com/articles/11258) to remediate the issue. No additional mitigation steps are indicated.

Description

A security vulnerability (CVE-2025-27363) affects the spice-client-win MSI installers for Windows clients in Red Hat Enterprise Linux 8.2. The flaw is an out-of-bounds write in the freetype library when parsing font subglyph structures related to TrueType GX and variable font files. Red Hat has issued an important security update to address this issue.

References

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