7.8

CVE-2024-40940

net/mlx5: Fix tainted pointer delete is case of flow rules creation fail

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

net/mlx5: Fix tainted pointer delete is case of flow rules creation fail

In case of flow rule creation fail in mlx5_lag_create_port_sel_table(),
instead of previously created rules, the tainted pointer is deleted
deveral times.
Fix this bug by using correct flow rules pointers.

Found by Linux Verification Center (linuxtesting.org) with SVACE.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version >= 5.19 < 6.1.95
Linux ≫ Linux Kernel Version >= 6.2 < 6.6.35
Linux ≫ Linux Kernel Version >= 6.7 < 6.9.6
Linux ≫ Linux Kernel Version6.10 Updaterc1
Linux ≫ Linux Kernel Version6.10 Updaterc2
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.26% 0.17
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.8 1.8 5.9
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE-415 Double Free

The product calls free() twice on the same memory address.

https://git.kernel.org/stable/c/229bedbf62b13af5aba6525ad10b62ad38d9ccb5
Patch
https://git.kernel.org/stable/c/531eab2da27dd42d68dfb841d82e987f4a6738b8
Patch
https://git.kernel.org/stable/c/a03a3fa12769e25f4385bee587afe1445aee7f7a
Patch
https://git.kernel.org/stable/c/d857df86837ac1c30592e8a068204d16feac9930
Patch
https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html