PT-2022-19939 · Libsixel+3 · Libsixel+3

Waugustus · Published 2022-05-11 · Updated 2022-05-19 · CVE-2022-29977

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions libsixel img2sixel version 1.8.6

Description The issue is related to an assertion failure error in stbi jpeg huff decode at stb image.h:1894. This error can be triggered by remote attackers using a crafted JPEG file, potentially causing a denial-of-service.

Recommendations For libsixel img2sixel version 1.8.6, consider updating to a newer version that addresses the assertion failure error in stbi jpeg huff decode to prevent denial-of-service attacks via crafted JPEG files. As a temporary workaround, consider restricting the processing of JPEG files until a patch is available.

Exploit

Fix

DoS

Assertion Failure

Weakness Enumeration

CWE-617

Related Identifiers

CVE-2022-29977

Affected Products

Debian

Img2Sixel

Libsixel

Stb Image

References · 10

• 🔥 https://github.com/saitoha/libsixel/issues/165 · Exploit
• https://osv.dev/vulnerability/CVE-2022-29977 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2022-29977 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-29977 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2022-29977 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-29977 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-29977 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-29977 · Vendor Advisory
• https://t.me/cibsecurity/42358 · Telegram Post
• https://t.me/cvenotify/30436 · Telegram Post