Bug 2482017 (CVE-2026-45921) - CVE-2026-45921 kernel: mtd: parsers: Fix memory leak in mtd_parser_tplink_safeloader_parse()
Summary: CVE-2026-45921 kernel: mtd: parsers: Fix memory leak in mtd_parser_tplink_saf...
Keywords:
Status: NEW
Alias: CVE-2026-45921
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
unspecified
unspecified
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-05-27 15:07 UTC by OSIDB Bzimport
Modified: 2026-05-28 01:19 UTC (History)
2 users (show)

Fixed In Version:
Clone Of:
Environment:
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Description OSIDB Bzimport 2026-05-27 15:07:15 UTC
In the Linux kernel, the following vulnerability has been resolved:

mtd: parsers: Fix memory leak in mtd_parser_tplink_safeloader_parse()

The function mtd_parser_tplink_safeloader_parse() allocates buf via
mtd_parser_tplink_safeloader_read_table(). If the allocation for
parts[idx].name fails inside the loop, the code jumps to the err_free
label without freeing buf, leading to a memory leak.

Fix this by freeing the temporary buffer buf in the err_free label.

Compile tested only. Issue found using a prototype static analysis tool
and code review.


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