vulnerability

Debian: CVE-2022-49131: linux -- security update

Severity
5
CVSS
(AV:L/AC:L/Au:S/C:N/I:N/A:C)
Published
2025-02-27
Added
2025-02-27
Modified
2025-03-17

Description

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

ath11k: fix kernel panic during unload/load ath11k modules

Call netif_napi_del() from ath11k_ahb_free_ext_irq() to fix
the following kernel panic when unload/load ath11k modules
for few iterations.

[ 971.201365] Unable to handle kernel paging request at virtual address 6d97a208
[ 971.204227] pgd = 594c2919
[ 971.211478] [6d97a208] *pgd=00000000
[ 971.214120] Internal error: Oops: 5 [#1] PREEMPT SMP ARM
[ 971.412024] CPU: 2 PID: 4435 Comm: insmod Not tainted 5.4.89 #0
[ 971.434256] Hardware name: Generic DT based system
[ 971.440165] PC is at napi_by_id+0x10/0x40
[ 971.445019] LR is at netif_napi_add+0x160/0x1dc

[ 971.743127] (napi_by_id) from [] (netif_napi_add+0x160/0x1dc)
[ 971.751295] (netif_napi_add) from [] (ath11k_ahb_config_irq+0xf8/0x414 [ath11k_ahb])
[ 971.759164] (ath11k_ahb_config_irq [ath11k_ahb]) from [] (ath11k_ahb_probe+0x40c/0x51c [ath11k_ahb])
[ 971.768567] (ath11k_ahb_probe [ath11k_ahb]) from [[ 971.779670] (platform_drv_probe) from [[ 971.789389] (really_probe) from [] (driver_probe_device+0x15c/0x1b8)
[ 971.797547] (driver_probe_device) from [] (device_driver_attach+0x44/0x60)
[ 971.805795] (device_driver_attach) from [] (__driver_attach+0x124/0x140)
[ 971.814822] (__driver_attach) from [] (bus_for_each_dev+0x58/0xa4)
[ 971.823328] (bus_for_each_dev) from [] (bus_add_driver+0xf0/0x1e8)
[ 971.831662] (bus_add_driver) from [] (driver_register+0xa8/0xf0)
[ 971.839822] (driver_register) from [] (do_one_initcall+0x78/0x1ac)
[ 971.847638] (do_one_initcall) from [[ 971.855968] (do_init_module) from [] (load_module+0x1e30/0x1ffc)
[ 971.864126] (load_module) from [] (sys_init_module+0x134/0x17c)
[ 971.871852] (sys_init_module) from [
Tested-on: IPQ8074 hw2.0 AHB WLAN.HK.2.6.0.1-00760-QCAHKSWPL_SILICONZ-1

Solution

debian-upgrade-linux
Title
NEW

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