Описание
SixLabors ImageSharp has Excessive Memory Allocation in Gif Decoder
Impact
What kind of vulnerability is it? Who is impacted?
A vulnerability discovered in the ImageSharp library, where the processing of specially crafted files can lead to excessive memory usage in the Gif decoder. The vulnerability is triggered when ImageSharp attempts to process image files that are designed to exploit this flaw.
Patches
Has the problem been patched? What versions should users upgrade to?
The problem has been patched. All users are advised to upgrade to v3.1.5 or v2.1.9.
Workarounds
Is there a way for users to fix or remediate the vulnerability without upgrading?
Before calling Image.Decode(Async), use Image.Identify to determine the image dimensions in order to enforce a limit.
References
Are there any links users can visit to find out more?
Ссылки
- https://github.com/SixLabors/ImageSharp/security/advisories/GHSA-qxrv-gp6x-rc23
- https://nvd.nist.gov/vuln/detail/CVE-2024-41132
- https://github.com/SixLabors/ImageSharp/pull/2759
- https://github.com/SixLabors/ImageSharp/pull/2764
- https://github.com/SixLabors/ImageSharp/pull/2770
- https://github.com/SixLabors/ImageSharp/commit/59de13c8cc47f2b402e2c43aa7024511d029d515
- https://github.com/SixLabors/ImageSharp/commit/9816ca45016c5d3859986f3c600e8934bc450a56
- https://github.com/SixLabors/ImageSharp/commit/b496109051cc39feee1f6cde48fca6481de17f9a
- https://docs.sixlabors.com/articles/imagesharp.web/processingcommands.html#securing-processing-commands
- https://docs.sixlabors.com/articles/imagesharp/security.html
Пакеты
SixLabors.ImageSharp
< 2.1.9
2.1.9
SixLabors.ImageSharp
>= 3.0.0, < 3.1.5
3.1.5
EPSS
6.9 Medium
CVSS4
5.3 Medium
CVSS3
CVE ID
Дефекты
Связанные уязвимости
ImageSharp is a 2D graphics API. A vulnerability discovered in the ImageSharp library, where the processing of specially crafted files can lead to excessive memory usage in the Gif decoder. The vulnerability is triggered when ImageSharp attempts to process image files that are designed to exploit this flaw. All users are advised to upgrade to v3.1.5 or v2.1.9.
Уязвимость декодера библиотеки 2D-графики ImageSharp, позволяющая нарушителю вызвать отказ в обслуживании
EPSS
6.9 Medium
CVSS4
5.3 Medium
CVSS3