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Critical Vulnerability in GDK-PixBuf Affects Multiple Ubuntu Releases

Critical Vulnerability in GDK-PixBuf Affects Multiple Ubuntu Releases

First seen 9 Jun 2026, 20:20 UTC • •
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ThreatCluster AI
ThreatCluster •June 10, 2026 at 20:17 UTC
  • •GDK-PixBuf vulnerability allows for potential denial of service or code execution.
  • •Affected Ubuntu versions include 16.04, 18.04, and 20.04 LTS.
  • •Users should update to the latest package versions to mitigate risks.

A critical vulnerability in the GDK-PixBuf library has been identified, affecting Ubuntu 16.04 LTS, 18.04 LTS, and 20.04 LTS. This vulnerability allows an attacker to craft a malicious JPEG file that could cause GDK-PixBuf to crash or potentially execute arbitrary code. The issue was documented in USN-8156-1 and has been addressed in the latest updates. Users are advised to update their systems to mitigate the risk of denial of service or code execution. The vulnerability underscores the importance of regular system updates to maintain security. Ubuntu Pro users benefit from extended security coverage for these packages. Affected package versions include libgdk-pixbuf2.0-0 for all three Ubuntu releases. Standard system updates will apply the necessary changes to fix the vulnerability.

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Updated 102d ago How this analysis works

Timeline

2026-06-09
USN-8156-2 released
Ubuntu released an update addressing the GDK-PixBuf vulnerability affecting multiple LTS versions.
Ubuntu
2026-06-09
Vulnerability details disclosed
It was discovered that GDK-PixBuf mishandled certain JPEG files, leading to potential crashes or arbitrary code execution.
Linuxsecurity

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