CVE-2025-38180

net: atm: fix /proc/net/atm/lec handling

State: Published
Severity: 7.8 High
Published: Jul 4, 2025
Updated: Aug 5, 2026
Reserved: Apr 16, 2025

Read the record on cve.org

Description

In the Linux kernel, the following vulnerability has been resolved:

net: atm: fix /proc/net/atm/lec handling

/proc/net/atm/lec must ensure safety against dev_lec[] changes.

It appears it had dev_put() calls without prior dev_hold(), leading to imbalance and UAF.

Scores

CVSS	Score	Vector	Source
3.1	7.8 High	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	Linux

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
LinuxLinux	1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before fcfccf56f4eba7d00aa2d33c7bb1b33083237742Affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before f2d1443b18806640abdb530e88009af7be2588e7Affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before ca3829c18c8d0ceb656605d3bff6bb3dfb078589Affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before e612c4b014f5808fbc6beae21f5ccaca5e76a2f8Affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before a5e3a144268899f1a8c445c8a3bfa15873ba85e8Affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 5fe1b23a2f87f43aeeac51e08819cbc6fd808cbcAffected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 9b9aeb3ada44d8abea1e31e4446113f460848ae4Affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before d03b79f459c7935cff830d98373474f440bd03aeAffected
LinuxLinux	2.6.12Affected before 2.6.12Not affected 5.4.295 through 5.4.Not affected 5.10.239 through 5.10.Not affected 5.15.186 through 5.15.Not affected 6.1.142 through 6.1.Not affected 6.6.95 through 6.6.Not affected 6.12.35 through 6.12.Not affected 6.15.4 through 6.15.*Not affected 6.16 and laterNot affected

Product

Versions

LinuxLinux

1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before fcfccf56f4eba7d00aa2d33c7bb1b33083237742Affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before f2d1443b18806640abdb530e88009af7be2588e7Affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before ca3829c18c8d0ceb656605d3bff6bb3dfb078589Affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before e612c4b014f5808fbc6beae21f5ccaca5e76a2f8Affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before a5e3a144268899f1a8c445c8a3bfa15873ba85e8Affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 5fe1b23a2f87f43aeeac51e08819cbc6fd808cbcAffected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 9b9aeb3ada44d8abea1e31e4446113f460848ae4Affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before d03b79f459c7935cff830d98373474f440bd03aeAffected

LinuxLinux

2.6.12Affected
before 2.6.12Not affected
5.4.295 through 5.4.*Not affected
5.10.239 through 5.10.*Not affected
5.15.186 through 5.15.*Not affected
6.1.142 through 6.1.*Not affected
6.6.95 through 6.6.*Not affected
6.12.35 through 6.12.*Not affected
6.15.4 through 6.15.*Not affected
6.16 and laterNot affected

References

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