Critical Buffer Overflow Vulnerability in gdk-pixbuf2 Package
Summary
ALSA-2026:19127: Important: gdk-pixbuf2 security update. Affects gdk-pixbuf2 versions < 2.42.12-4.el10_2.5. Fixed in 2.42.12-4.el10_2.5. How to fix ↓
Check if this vulnerability affects your application
Upload a manifest or SBOM and we'll show whether you're affected, plus every other risky package in the same scan.
No signup required · Results in about 60 seconds
Background
gdk-pixbuf2 is an image loading library that supports various image formats through loadable modules. It is widely utilized by graphical toolkits such as GTK+ and Clutter, enabling applications to handle image rendering efficiently. However, this package has been identified to have a significant security vulnerability that can lead to denial of service.
Vulnerability Detail
The vulnerability arises from a heap-based buffer overflow when gdk-pixbuf processes a specially crafted JPEG image. This flaw can be exploited by attackers to cause a denial of service, potentially crashing applications that rely on this library. The specific issue is tracked under CVE-2026-5201, highlighting the critical nature of this vulnerability and its implications for software stability and security.
How To Fix
Minimum fixed version
2.42.12-4.el10_2.5
This is the first release that contains the fix.
sudo dnf update gdk-pixbuf2Tip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
As a temporary workaround, users can avoid processing untrusted JPEG images until the package is updated. This can help mitigate the risk of exploitation until a proper fix is applied.
Conclusion
The gdk-pixbuf2 package has a critical vulnerability that can lead to denial of service through a buffer overflow when handling specific JPEG images. It is crucial to update to the latest patched version to ensure application security and stability.
See every vulnerability recorded for gdk-pixbuf2 →
FAQ
gdk-pixbuf2 is an image loading library used in various graphical applications to handle different image formats.
The vulnerability involves a heap-based buffer overflow that can lead to denial of service when processing malicious JPEG images.
You can use Vulert's playground at Vulert Scanner to check if your application is affected by this vulnerability without needing to sign up.
If an immediate update is not possible, refrain from processing untrusted JPEG images to minimize the risk of exploitation.
For more details, refer to the CVE page associated with CVE-2026-5201, which provides in-depth information about the vulnerability.
Related vulnerabilities
Recent vulnerabilities recorded for gdk-pixbuf2.
