PT-2022-12043 · Unknown · Ok-File-Formats

Published 2022-02-28 · Updated 2022-03-08 · CVE-2021-44334

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions David Brackeen ok-file-formats version 97f78ca

Description The issue is related to a Buffer Overflow vulnerability. When the function of the ok-file-formats project is used, a heap-buffer-overflow occurs in the ok jpg convert YCbCr to RGB() function in the "/ok jpg.c:513" file.

Recommendations For version 97f78ca, consider disabling the ok jpg convert YCbCr to RGB() function as a temporary workaround until a patch is available. Restrict access to the /ok jpg.c file to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2021-44334

Affected Products

Ok-File-Formats

References · 5

• 🔥 https://github.com/brackeen/ok-file-formats/issues/12 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-44334 · Security Note
• https://osv.dev/vulnerability/CVE-2021-44334 · Vendor Advisory
• https://t.me/cibsecurity/38180 · Telegram Post
• https://t.me/cvenotify/27463 · Telegram Post