PT-2019-19838 · Google · Libwebm

Published 2019-03-13 · Updated 2019-03-14 · CVE-2019-9746

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions libwebm versions prior to 2019-03-08

Description The issue is caused by a NULL pointer dereference in the functions OutputCluster and OutputTracks in webm info.cc, which can trigger an abort and allow a denial-of-service (DoS) attack.

Recommendations For versions prior to 2019-03-08, update to a version released after 2019-03-08 to resolve the issue.

Fix

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

CVE-2019-9746

Affected Products

Libwebm

References · 8

• https://osv.dev/vulnerability/CVE-2019-9746 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2019-9746 · Security Note
• https://chromium.googlesource.com/webm/libwebm/+/2427abe0bde234987ed005a3adca461e9a85dfb7 · Patch
• https://ubuntu.com/security/CVE-2019-9746 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2019-9746 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-9746 · Security Note
• https://github.com/webmproject/libwebm/commit/2427abe0bde234987ed005a3adca461e9a85dfb7 · Note
• https://bugs.chromium.org/p/webm/issues/detail?id=1605 · Note