Bug 2320590 (CVE-2024-50064) - CVE-2024-50064 kernel: zram: free secondary algorithms names
Summary: CVE-2024-50064 kernel: zram: free secondary algorithms names
Keywords:
Status: NEW
Alias: CVE-2024-50064
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On: 2320928
Blocks:
TreeView+ depends on / blocked
 
Reported: 2024-10-21 20:01 UTC by OSIDB Bzimport
Modified: 2025-05-13 08:31 UTC (History)
4 users (show)

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

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System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2025:6966 0 None None None 2025-05-13 08:31:04 UTC

Description OSIDB Bzimport 2024-10-21 20:01:39 UTC 
In the Linux kernel, the following vulnerability has been resolved:

zram: free secondary algorithms names

We need to kfree() secondary algorithms names when reset zram device that
had multi-streams, otherwise we leak memory.

[senozhatsky: kfree(NULL) is legal]
  Link: https://lkml.kernel.org/r/20240917013021.868769-1-senozhatsky@chromium.org
Comment 1 Avinash Hanwate 2024-10-22 11:32:20 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2024102136-CVE-2024-50064-33d1@gregkh/T
Comment 2 errata-xmlrpc 2025-05-13 08:31:03 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2025:6966 https://access.redhat.com/errata/RHSA-2025:6966
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