Bug 2143012 (CVE-2021-33640) - CVE-2021-33640 libtar: fixes for CVE-2021-33645 and CVE-2021-33646 introduced new use-after-free bugs in libtar
Summary: CVE-2021-33640 libtar: fixes for CVE-2021-33645 and CVE-2021-33646 introduced...
Keywords:
Status: CLOSED WONTFIX
Alias: CVE-2021-33640
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: 2154891
Blocks: 2133914
TreeView+ depends on / blocked
 
Reported: 2022-11-15 19:34 UTC by Zack Miele
Modified: 2022-12-20 06:48 UTC (History)
3 users (show)

Fixed In Version:
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Last Closed: 2022-12-20 06:48:38 UTC
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Description Zack Miele 2022-11-15 19:34:50 UTC 
Security fixes for CVE-2021-33645 and CVE-2021-33646 introduce new use-after-free bugs in libtar 1.2.21 in the list() function of /libtar/libtar.c. The list() function may dereference a pointer t after it has been freed.
Comment 1 Zack Miele 2022-12-19 14:30:25 UTC 
Created libtar tracking bugs for this issue:

Affects: fedora-all [bug 2154891]
Comment 2 Product Security DevOps Team 2022-12-20 06:48:36 UTC 
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2021-33640
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