Bug 2426195 (CVE-2023-54320) - CVE-2023-54320 kernel: platform/x86/amd: pmc: Fix memory leak in amd_pmc_stb_debugfs_open_v2()
Summary: CVE-2023-54320 kernel: platform/x86/amd: pmc: Fix memory leak in amd_pmc_stb_...
Keywords:
Status: NEW
Alias: CVE-2023-54320
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2025-12-30 13:15 UTC by OSIDB Bzimport
Modified: 2025-12-31 02:17 UTC (History)
0 users

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Description OSIDB Bzimport 2025-12-30 13:15:38 UTC 
In the Linux kernel, the following vulnerability has been resolved:

platform/x86/amd: pmc: Fix memory leak in amd_pmc_stb_debugfs_open_v2()

Function amd_pmc_stb_debugfs_open_v2() may be called when the STB
debug mechanism enabled.

When amd_pmc_send_cmd() fails, the 'buf' needs to be released.
Comment 1 Alexander B 2025-12-31 02:14:16 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025123021-CVE-2023-54320-465d@gregkh/T
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