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Ubuntu Security NoticesUSN-8971-1

USN-8971-1: GNOME Shell vulnerability

Severity not listed 0 CVEs Published Nov 3, 2026 at 2:13 PM UTC

Summary

It was discovered that GNOME Shell did not properly validate icon dimensions when processing icons from a remote search provider. An attacker could possibly use this issue to cause GNOME Shell to crash, resulting in a denial of service, or expose sensitive information from memory.

Products covered

A separate affected-products list was not included in the collected bulletin.

Remediation

Separate remediation guidance was not included in the collected bulletin.

CVEs in this advisory 0

No CVE identifiers were listed in the collected bulletin.

Updates

  1. Published by Ubuntu

    The publication date reported by the vendor.

  2. Added to SecurityAlert

    We collected the advisory from the official source.

  3. Confirmed at the source

    Our collector saw this advisory during a later source check.