Bug 2446207 (CVE-2026-23868) - CVE-2026-23868 giflib: Giflib: Double-free vulnerability leading to memory corruption
Summary: CVE-2026-23868 giflib: Giflib: Double-free vulnerability leading to memory co...
Keywords:
Status: NEW
Alias: CVE-2026-23868
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On: 2446289
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-03-10 20:01 UTC by OSIDB Bzimport
Modified: 2026-04-21 14:40 UTC (History)
6 users (show)

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

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2026:8858 0 None None None 2026-04-20 02:20:34 UTC
Red Hat Product Errata RHSA-2026:8859 0 None None None 2026-04-20 02:46:21 UTC
Red Hat Product Errata RHSA-2026:8861 0 None None None 2026-04-20 02:50:00 UTC
Red Hat Product Errata RHSA-2026:8883 0 None None None 2026-04-20 03:43:43 UTC
Red Hat Product Errata RHSA-2026:8884 0 None None None 2026-04-20 02:18:46 UTC
Red Hat Product Errata RHSA-2026:8885 0 None None None 2026-04-20 02:45:58 UTC
Red Hat Product Errata RHSA-2026:8886 0 None None None 2026-04-20 02:37:24 UTC
Red Hat Product Errata RHSA-2026:8887 0 None None None 2026-04-20 03:09:33 UTC
Red Hat Product Errata RHSA-2026:9290 0 None None None 2026-04-21 14:16:01 UTC
Red Hat Product Errata RHSA-2026:9291 0 None None None 2026-04-21 14:12:05 UTC
Red Hat Product Errata RHSA-2026:9292 0 None None None 2026-04-21 14:19:03 UTC
Red Hat Product Errata RHSA-2026:9294 0 None None None 2026-04-21 14:40:14 UTC
Red Hat Product Errata RHSA-2026:9295 0 None None None 2026-04-21 14:38:54 UTC

Description OSIDB Bzimport 2026-03-10 20:01:32 UTC 
Giflib contains a double-free vulnerability that is the result of a shallow copy in GifMakeSavedImage and incorrect error handling. The conditions needed to trigger this vulnerability are difficult but may be possible.
Comment 3 errata-xmlrpc 2026-04-20 02:18:45 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.2 Advanced Update Support

Via RHSA-2026:8884 https://access.redhat.com/errata/RHSA-2026:8884
Comment 4 errata-xmlrpc 2026-04-20 02:20:33 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10

Via RHSA-2026:8858 https://access.redhat.com/errata/RHSA-2026:8858
Comment 5 errata-xmlrpc 2026-04-20 02:37:23 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions
  Red Hat Enterprise Linux 8.8 Telecommunications Update Service

Via RHSA-2026:8886 https://access.redhat.com/errata/RHSA-2026:8886
Comment 6 errata-xmlrpc 2026-04-20 02:45:57 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
  Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On

Via RHSA-2026:8885 https://access.redhat.com/errata/RHSA-2026:8885
Comment 7 errata-xmlrpc 2026-04-20 02:46:20 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2026:8859 https://access.redhat.com/errata/RHSA-2026:8859
Comment 8 errata-xmlrpc 2026-04-20 02:49:58 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2026:8861 https://access.redhat.com/errata/RHSA-2026:8861
Comment 9 errata-xmlrpc 2026-04-20 03:09:32 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
  Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions
  Red Hat Enterprise Linux 8.6 Telecommunications Update Service

Via RHSA-2026:8887 https://access.redhat.com/errata/RHSA-2026:8887
Comment 10 errata-xmlrpc 2026-04-20 03:43:41 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7 Extended Lifecycle Support

Via RHSA-2026:8883 https://access.redhat.com/errata/RHSA-2026:8883
Comment 11 errata-xmlrpc 2026-04-21 14:12:04 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions

Via RHSA-2026:9291 https://access.redhat.com/errata/RHSA-2026:9291
Comment 12 errata-xmlrpc 2026-04-21 14:16:00 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10.0 Extended Update Support

Via RHSA-2026:9290 https://access.redhat.com/errata/RHSA-2026:9290
Comment 13 errata-xmlrpc 2026-04-21 14:19:02 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions

Via RHSA-2026:9292 https://access.redhat.com/errata/RHSA-2026:9292
Comment 14 errata-xmlrpc 2026-04-21 14:38:52 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.4 Extended Update Support

Via RHSA-2026:9295 https://access.redhat.com/errata/RHSA-2026:9295
Comment 15 errata-xmlrpc 2026-04-21 14:40:13 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.6 Extended Update Support

Via RHSA-2026:9294 https://access.redhat.com/errata/RHSA-2026:9294
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