PT-2017-17056 · Cisco+4 · Clamav+4

Published 2017-08-06 · Updated 2026-02-06 · CVE-2017-6419

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 libmspack version 0.5alpha ClamAV version 0.99.2

Description The issue allows remote attackers to cause a denial of service, resulting in a heap-based buffer overflow and application crash, or possibly have other unspecified impacts. This is achieved through a crafted CHM file.

Recommendations For libmspack version 0.5alpha, consider updating to a newer version that addresses the issue. For ClamAV version 0.99.2, update to a version that incorporates the fix for libmspack. As a temporary workaround, consider restricting the processing of CHM files until a patch is available.

Fix

DoS

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

ALT-PU-2018-1363

CLEANSTART-2026-LA13761

CLEANSTART-2026-NJ87139

CLEANSTART-2026-TC95380

CLEANSTART-2026-WX01708

CVE-2017-6419

DLA-1279-1

DSA-3946-1

MGASA-2017-0283

OPENSUSE-SU-2018_0258-1

OPENSUSE-SU-2018_0825-1

OPENSUSE-SU-2024:10685-1

OPENSUSE-SU-2024:10958-1

SUSE-SU-2018:0254-1

SUSE-SU-2018:0255-1

SUSE-SU-2018:0809-1

SUSE-SU-2018:0863-1

USN-3393-1

USN-3393-2

USN-3394-1

USN-7788-1

Affected Products

Alt Linux

Clamav

Suse

Ubuntu

Libmspack

References · 194

• https://github.com/vrtadmin/clamav-devel/commit/a83773682e856ad6529ba6db8d1792e6d515d7f1 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2017-11423 · Security Note
• https://ubuntu.com/security/CVE-2015-4469 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-48579 · Security Note
• https://ubuntu.com/security/CVE-2015-4467 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2017-12376 · Security Note
• https://osv.dev/vulnerability/USN-3393-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-0361 · Security Note
• https://ubuntu.com/security/notices/USN-7788-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-20197 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2018-0202 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-1404 · Security Note
• https://ubuntu.com/security/CVE-2019-1010305 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-20698 · Security Note
• https://osv.dev/vulnerability/MGASA-2017-0283 · Vendor Advisory