CVE-2025-23131

dlm: prevent NPD when writing a positive value to event_done

References

Notes

 carnil> Introduced in 8511a2728ab8 ("dlm: fix use count with multiple joins").
 carnil> Vulnerable versions: 2.6.31.

Bugs

Status

Branch Status
upstream released (6.15-rc1) [8e2bad543eca5c25cd02cbc63d72557934d45f13]
7.1-upstream-stable N/A "Fixed before branching point"
7.0-upstream-stable N/A "Fixed before branching point"
6.19-upstream-stable N/A "Fixed before branching point"
6.18-upstream-stable N/A "Fixed before branching point"
6.17-upstream-stable N/A "Fixed before branching point"
6.12-upstream-stable released (6.12.95) [10b7a59814765d18d43555c9cef4eb3048b7e8a3]
6.6-upstream-stable released (6.6.144) [7109d69bec6edce546dc870e66bd2b668a3d5549]
6.1-upstream-stable released (6.1.177) [c7837e2c96559663c33f43da403d9cf3cf77cfa7]
5.10-upstream-stable released (5.10.260) [a1c41aebb184d9228a440dcb6761224e65b0e49a]
sid released (6.16.3-1)
6.12-trixie-security released (6.12.95-1)
6.1-bookworm-security released (6.1.177-1)
5.10-bullseye-security needed