PT-2026-41802 · Red Os · Red Os

Published 2026-05-17 · Updated 2026-07-03 · CVE-2026-46521

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions The product name cannot be determined (affected versions not specified)

Description An out-of-bounds write can occur when using LZMA compression in the MIFF encoder due to a missing check. An out-of-bounds write is a memory corruption issue where data is written outside the intended boundary of a buffer.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

DoS

Infinite Loop

Unchecked Return Value

Memory Corruption

Weakness Enumeration

CWE-835

CWE-252

CWE-787

CWE-131

Related Identifiers

BDU:2026-08579

CVE-2026-46521

ECHO-3D1A-D16A-7322

GHSA-JCQP-6R6F-3MFX

OESA-2026-2386

OESA-2026-2387

OESA-2026-2388

OESA-2026-2389

OESA-2026-2463

OPENSUSE-SU-2026:21071-1

SUSE-SU-2026:22378-1

SUSE-SU-2026:2580-1

Affected Products

Red Os

References · 129

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46521.json · Exploit
• https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-jcqp-6r6f-3mfx · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2026:2580-1 · Vendor Advisory
• https://osv.dev/vulnerability/OESA-2026-2463 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-45358 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-47165 · Security Note
• https://osv.dev/vulnerability/OESA-2026-2389 · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-08579 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-45031 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-46559 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-46693 · Security Note
• https://osv.dev/vulnerability/CVE-2026-46521 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2026-46521 · Vendor Advisory
• https://osv.dev/vulnerability/OESA-2026-2388 · Vendor Advisory
• https://osv.dev/vulnerability/OESA-2026-2387 · Vendor Advisory