Use-After-Free Vulnerability in libvips Affecting GIF Loading Functionality
CVE-2019-17534

8.8HIGH

Key Information:

Vendor

Libvips

Status
Libvips
Vendor
CVE Published:
13 October 2019

What is CVE-2019-17534?

A vulnerability exists in the GIF loading functionality of libvips prior to version 8.8.2, specifically in the function vips_foreign_load_gif_scan_image found in foreign/gifload.c. This flaw can allow an attacker to exploit a use-after-free condition by accessing a color map before the necessary DGifGetImageDesc call, potentially leading to memory corruption issues. Users should upgrade to version 8.8.2 or later to address this vulnerability.

References

https://github.com/libvips/libvips/compare/v8.8.1...v8.8.2
x_refsource_MISC
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=16796
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https://github.com/libvips/libvips/commit/ce684dd008532ea...
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CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.