CVE-2024-46784

Description

In the Linux kernel, the following vulnerability has been resolved: net: mana: Fix error handling in mana_create_txq/rxq's NAPI cleanup Currently napi_disable() gets called during rxq and txq cleanup, even before napi is enabled and hrtimer is initialized. It causes kernel panic. ? page_fault_oops+0x136/0x2b0 ? page_counter_cancel+0x2e/0x80 ? do_user_addr_fault+0x2f2/0x640 ? refill_obj_stock+0xc4/0x110 ? exc_page_fault+0x71/0x160 ? asm_exc_page_fault+0x27/0x30 ? __mmdrop+0x10/0x180 ? __mmdrop+0xec/0x180 ? hrtimer_active+0xd/0x50 hrtimer_try_to_cancel+0x2c/0xf0 hrtimer_cancel+0x15/0x30 napi_disable+0x65/0x90 mana_destroy_rxq+0x4c/0x2f0 mana_create_rxq.isra.0+0x56c/0x6d0 ? mana_uncfg_vport+0x50/0x50 mana_alloc_queues+0x21b/0x320 ? skb_dequeue+0x5f/0x80

Reserved 2024-09-11 | Published 2024-09-18 | Updated 2024-11-05 | Assigner Linux

Product status

Default status
unaffected

e1b5683ff62e before 9178eb8ebcd8
affected

e1b5683ff62e before 9e0bff4900b5
affected

e1b5683ff62e before 4982a47154f0
affected

e1b5683ff62e before b6ecc6620376
affected

Default status
affected

5.15
affected

Any version before 5.15
unaffected

6.1.110
unaffected

6.6.51
unaffected

6.10.10
unaffected

6.11
unaffected

References

git.kernel.org/stable/c/9178eb8ebcd887ab75e54ac40d538e54bb9c7788

git.kernel.org/stable/c/9e0bff4900b5d412a9bafe4baeaa6facd34f671c

git.kernel.org/stable/c/4982a47154f0b50de81ee0a0b169a3fc74120a65

git.kernel.org/stable/c/b6ecc662037694488bfff7c9fd21c405df8411f2

cve.org (CVE-2024-46784)

nvd.nist.gov (CVE-2024-46784)

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