SB2024060355 - Improper locking in Linux kernel fsl qbman driver

Description

This security bulletin contains information about 1 security vulnerability.

1) Improper locking (CVE-ID: CVE-2024-35806)

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to improper locking within the qm_congestion_task() and qman_create_cgr() functions in drivers/soc/fsl/qbman/qman.c. A local user can perform a denial of service (DoS) attack.

Remediation

Install update from vendor's website.

References

• https://git.kernel.org/stable/c/b56a793f267679945d1fdb9a280013bd2d0ed7f9
• https://git.kernel.org/stable/c/62c3ecd2833cff0eff4a82af4082c44ca8d2518a
• https://git.kernel.org/stable/c/dd199e5b759ffe349622a4b8fbcafc51fc51b1ec
• https://git.kernel.org/stable/c/e6378314bb920acb39013051fa65d8f9f8030430
• https://git.kernel.org/stable/c/a62168653774c36398d65846a98034436ee66d03
• https://git.kernel.org/stable/c/0e6521b0f93ff350434ed4ae61a250907e65d397
• https://git.kernel.org/stable/c/276af8efb05c8e47acf2738a5609dd72acfc703f
• https://git.kernel.org/stable/c/af25c5180b2b1796342798f6c56fcfd12f5035bd
• https://git.kernel.org/stable/c/584c2a9184a33a40fceee838f856de3cffa19be3
• https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.312
• https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.215
• https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.154
• https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.274
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.84
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.24
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.12
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8.3