CVE-2025-38180

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

HIGH

7.8

CVSS Score

Published: July 4, 2025 at 01:37 PM UTC

Updated: August 5, 2026 at 12:44 PM UTC

2 products affected across 2 vendorsLinux KernelDebian Linux

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Severity

HIGH7.8

Exploit prediction

EPSS 0.2%

SSVC

No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Debian Linux · Debiandrupal

95%

11.0

Linux Kernel · Linux

95%

2.6.12 ≤ v < 5.10.2392.6.12 ≤ v < 5.15.1862.6.12 ≤ v < 5.4.2952.6.12 ≤ v < 6.1.1422.6.12 ≤ v < 6.12.352.6.12 ≤ v < 6.15.42.6.12 ≤ v < 6.162.6.12 ≤ v < 6.6.952.6.13 ≤ v < 5.4.2955.11 ≤ v < 5.15.1865.16 ≤ v < 6.1.1425.5 ≤ v < 5.10.2396.13 ≤ v < 6.15.46.2 ≤ v < 6.6.956.7 ≤ v < 6.12.351da177e4c3f41524e886b7f1b8a0c1fc7321cac2 2.6.12 2.6.12 rc2 2.6.12 rc3 2.6.12 rc4 2.6.12 rc5 6.16 rc1 6.16 rc2

Vendor states this is fixed in 5fe1b23a2f87f43aeeac51e08819cbc6fd808cbc (fixed)

Vendor states this is fixed in 9b9aeb3ada44d8abea1e31e4446113f460848ae4 (fixed)

Vendor states this is fixed in a5e3a144268899f1a8c445c8a3bfa15873ba85e8 (fixed)

Vendor states this is fixed in ca3829c18c8d0ceb656605d3bff6bb3dfb078589 (fixed)

Vendor states this is fixed in d03b79f459c7935cff830d98373474f440bd03ae (fixed)

Vendor states this is fixed in e612c4b014f5808fbc6beae21f5ccaca5e76a2f8 (fixed)

Vendor states this is fixed in f2d1443b18806640abdb530e88009af7be2588e7 (fixed)

Vendor states this is fixed in fcfccf56f4eba7d00aa2d33c7bb1b33083237742 (fixed)

Vendor states this is fixed in 2.6.12 (unaffected)

Vendor states this is fixed in 5.10.239 (unaffected)

Vendor states this is fixed in 5.15.186 (unaffected)

Vendor states this is fixed in 5.4.295 (unaffected)

Vendor states this is fixed in 6.1.142 (unaffected)

Vendor states this is fixed in 6.12.35 (unaffected)

Vendor states this is fixed in 6.15.4 (unaffected)

Vendor states this is fixed in 6.16 (unaffected)

Vendor states this is fixed in 6.6.95 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references