PT-2019-13696 · Libav · Libav

Published 2019-07-30 · Updated 2023-03-03 · CVE-2019-14442

Positive Technologies (AI Summary)

CVSS v2.0

7.1

High

Base vector

AV:N/AC:M/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions Libav version 12.3

Description The issue arises from the mpc8 read header function in libavformat/mpc8.c, where an input file can cause an avio seek infinite loop, leading to a hang with 100% CPU consumption. This can be exploited by attackers to cause a denial of service using a crafted file.

Recommendations For Libav version 12.3, consider applying a patch or fix to resolve the infinite loop issue in the mpc8 read header function to prevent denial of service attacks. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

DoS

Infinite Loop

Weakness Enumeration

CWE-835

Related Identifiers

CVE-2019-14442

DLA-1907-1

Affected Products

Libav

References · 22

• 🔥 https://bugzilla.libav.org/show_bug.cgi?id=1159 · Exploit
• https://cve.org/CVERecord?id=CVE-2019-14442 · Security Note
• https://osv.dev/vulnerability/CVE-2019-14442 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-14442 · Security Note
• https://ubuntu.com/security/CVE-2019-14442 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-9987 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-14371 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-5766 · Security Note
• https://security-tracker.debian.org/tracker/DLA-1907-1 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2019-14442 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-14372 · Security Note
• https://osv.dev/vulnerability/DLA-1907-1 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-11102 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-14442 · Security Note
• https://security-tracker.debian.org/tracker/source-package/libav · Vendor Advisory