CVE-2024-46784

Summary

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

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxe1b5683ff62e7b328317aec08869495992053e9d < 386617efacab10bf5bb40bde403467c57cc00470affected
LinuxLinuxe1b5683ff62e7b328317aec08869495992053e9d < 9178eb8ebcd887ab75e54ac40d538e54bb9c7788affected
LinuxLinuxe1b5683ff62e7b328317aec08869495992053e9d < 9e0bff4900b5d412a9bafe4baeaa6facd34f671caffected
LinuxLinuxe1b5683ff62e7b328317aec08869495992053e9d < 4982a47154f0b50de81ee0a0b169a3fc74120a65affected
LinuxLinuxe1b5683ff62e7b328317aec08869495992053e9d < b6ecc662037694488bfff7c9fd21c405df8411f2affected
LinuxLinux5.15affected
LinuxLinux0 < 5.15unaffected
LinuxLinux5.15.181 <= 5.15.*unaffected
LinuxLinux6.1.110 <= 6.1.*unaffected
LinuxLinux6.6.51 <= 6.6.*unaffected
LinuxLinux6.10.10 <= 6.10.*unaffected
LinuxLinux6.11 <= *unaffected

Weaknesses

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

CVE Program Container

Additional References

References