Bug 2235705 (CVE-2022-43357) - CVE-2022-43357 libsass: stack overflow in Sass::CompoundSelector::has_real_parent_ref() in ast_selectors.cpp
Summary: CVE-2022-43357 libsass: stack overflow in Sass::CompoundSelector::has_real_pa...
Keywords:
Status: NEW
Alias: CVE-2022-43357
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2235706 2235707 2236108
Blocks: 2235711
TreeView+ depends on / blocked
 
Reported: 2023-08-29 13:40 UTC by Vipul Nair
Modified: 2023-09-15 18:05 UTC (History)
2 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)

Description Vipul Nair 2023-08-29 13:40:30 UTC 
Stack overflow vulnerability in ast_selectors.cpp in function Sass::CompoundSelector::has_real_parent_ref in libsass:3.6.5-8-g210218, which can be exploited by attackers to causea denial of service (DoS). Also affects the command line driver for libsass, sassc 3.6.2.

https://github.com/sass/libsass/issues/3177
https://github.com/sass/libsass
https://drive.google.com/file/d/1aC5q3czen0atI91fuBIoCBFkS30_OSWX/
Comment 1 Vipul Nair 2023-08-29 13:41:17 UTC 
Created libsass tracking bugs for this issue:

Affects: epel-all [bug 2235706]
Affects: fedora-all [bug 2235707]
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