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CVE-2020-24994
Component Overview
Vulnerability Overview
Name
CVE-2020-24994
Source
NVD (
link
)
Debian (
link
)
Description
Stack overflow in the parse_tag function in libass/ass_parse.c in libass before 0.15.0 allows remote attackers to cause a denial of service or remote code execution via a crafted file.
CWEs
CWE-770
Published Date
Mar 23, 2021
Updated Date
Jun 17, 2026
Workaround
-
Advisories
https://github.com/libass/libass/commit/6835731c2fe4164a0c50bc91d12c43b2a2b4e
Patch
https://github.com/libass/libass/issues/422
Patch
https://github.com/libass/libass/issues/422#issuecomment-806002919
Issue Tracking
https://github.com/libass/libass/issues/423
Third Party Advisory
https://github.com/libass/libass/commit/6835731c2fe4164a0c50bc91d12c43b2a2b4e
Patch
https://github.com/libass/libass/issues/422
Patch
https://github.com/libass/libass/issues/422#issuecomment-806002919
Issue Tracking
https://github.com/libass/libass/issues/423
Third Party Advisory
Analysis
#
Affected Component
Analysis
libass
Patched
Vulnerability Ratings
#
8.8
CVSSv31
6.8
CVSSv2
Others affected components
#
Name
Project
Project Version
Version
Status
libass
buildroot
2025.02.x
0.17.3
Not Affected
libass
buildroot
master
0.17.4
Not Affected
libass
yocto
master
0.17.4
Not Affected
libass
yocto
scarthgap
0.17.1
Not Affected
Resolved with patches
#
libass (yocto:kirkstone)
#
Title
Author
Resolve
1
parse_tags: don't recurse for nested \t()
Oleg Oshmyan <chortos@inbox.lv>
CVE-2020-24994