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Use After Free in SixLabors.ImageSharp

High
JimBobSquarePants published GHSA-65x7-c272-7g7r Mar 5, 2024

Package

nuget SixLabors.ImageSharp (NuGet)

Affected versions

<= 3.1.2
<= 2.1.6

Patched versions

3.1.3
2.1.7

Description

Impact

A heap-use-after-free flaw was found in ImageSharp's InitializeImage() function of PngDecoderCore.cs file. This vulnerability is triggered when an attacker passes a specially crafted PNG image file to ImageSharp for conversion, potentially leading to information disclosure.

Patches

The problem has been patched. All users are advised to upgrade to v3.1.3 or v2.1.7.

Workarounds

None

References

None

Severity

High
7.1
/ 10

CVSS base metrics

Attack vector
Local
Attack complexity
Low
Privileges required
None
User interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H

CVE ID

CVE-2024-27929

Weaknesses