Bug 2396385 (CVE-2023-53397) - CVE-2023-53397 kernel: modpost: fix off by one in is_executable_section()
Summary: CVE-2023-53397 kernel: modpost: fix off by one in is_executable_section()
Keywords:
Status: NEW
Alias: CVE-2023-53397
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:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2025-09-18 14:01 UTC by OSIDB Bzimport
Modified: 2025-09-18 17:26 UTC (History)
0 users

Fixed In Version:
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Description OSIDB Bzimport 2025-09-18 14:01:59 UTC 
In the Linux kernel, the following vulnerability has been resolved:

modpost: fix off by one in is_executable_section()

The > comparison should be >= to prevent an out of bounds array
access.
Comment 1 Keith Grant 2025-09-18 17:23:31 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025091859-CVE-2023-53397-2076@gregkh/T
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