Bug 1943214 (CVE-2020-24994) - CVE-2020-24994 libass: Stack overflow in the parse_tag function in libass/ass_parse.c
Summary: CVE-2020-24994 libass: Stack overflow in the parse_tag function in libass/ass...
Keywords:
Status: CLOSED UPSTREAM
Alias: CVE-2020-24994
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1943216 1943215
Blocks:
TreeView+ depends on / blocked
 
Reported: 2021-03-25 15:12 UTC by Pedro Sampaio
Modified: 2021-03-25 17:35 UTC (History)
1 user (show)

Fixed In Version:
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Last Closed: 2021-03-25 17:35:25 UTC
Embargoed:

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Description Pedro Sampaio 2021-03-25 15:12:44 UTC 
Stack overflow in the parse_tag function in libass/ass_parse.c in libass before 0.14.0 allows remote attackers to cause a denial of service or remote code execution via a crafted file.

References:

https://github.com/libass/libass/issues/422
https://github.com/libass/libass/issues/423
Comment 1 Pedro Sampaio 2021-03-25 15:13:13 UTC 
Created libass tracking bugs for this issue:

Affects: epel-all [bug 1943216]
Affects: fedora-all [bug 1943215]
Comment 2 Product Security DevOps Team 2021-03-25 17:35:25 UTC 
This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.
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