Bug 1583182 (CVE-2018-11499) - CVE-2018-11499 libsass: Use-after-free vulnerability in sass_context.cpp:handle_error() can lead to denial of service or other unspecified impact
Summary: CVE-2018-11499 libsass: Use-after-free vulnerability in sass_context.cpp:hand...
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2018-11499
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1583183 1583184
Blocks: 1751663
TreeView+ depends on / blocked
 
Reported: 2018-05-28 12:27 UTC by Adam Mariš
Modified: 2021-10-21 20:05 UTC (History)
3 users (show)

Fixed In Version:
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Last Closed: 2021-10-21 20:05:02 UTC
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Description Adam Mariš 2018-05-28 12:27:17 UTC 
A use-after-free vulnerability exists in handle_error() in sass_context.cpp in LibSass 3.4.x and 3.5.x through 3.5.4 that could be leveraged to cause a denial of service (application crash) or possibly unspecified other impact.

Upstream bug:

https://github.com/sass/libsass/issues/2643
Comment 1 Adam Mariš 2018-05-28 12:27:42 UTC 
Created libsass tracking bugs for this issue:

Affects: fedora-all [bug 1583183]
Comment 3 Riccardo Schirone 2019-11-22 14:02:31 UTC 
Upstream patch:
https://github.com/sass/libsass/pull/2755
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