PT-2021-16646 · Unknown · Libswmfextractor.So

Published 2021-09-09 · Updated 2021-09-22 · CVE-2021-25456

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:H/A:N

Name of the Vulnerable Software and Affected Versions: libswmfextractor.so library prior to SMR Sep-2021 Release 1

Description: The issue is related to an out-of-bounds (OOB) read vulnerability in the libswmfextractor.so library. This vulnerability allows attackers to execute memcpy at an arbitrary address via a forged wmf file.

Recommendations: For versions prior to SMR Sep-2021 Release 1, update to SMR Sep-2021 Release 1 or later to resolve the issue. As a temporary workaround, consider restricting the use of the libswmfextractor.so library until a patch is available. Avoid using forged wmf files with the affected library to minimize the risk of exploitation.

Fix

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

CVE-2021-25456

Affected Products

Libswmfextractor.So

References · 5

• https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=9 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-25456 · Security Note
• https://osv.dev/vulnerability/CVE-2021-25456 · Vendor Advisory
• https://t.me/cibsecurity/28620 · Telegram Post
• https://t.me/cvenotify/21296 · Telegram Post