cve-2024-38555
Vulnerability from cvelistv5
Published
2024-06-19 13:35
Modified
2024-11-05 09:29
Severity ?
Summary
net/mlx5: Discard command completions in internal error
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/1337ec94bc5a9eed250e33f5f5c89a28a6bfabdbPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/1d5dce5e92a70274de67a59e1e674c3267f94cd7Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/3cb92b0ad73d3f1734e812054e698d655e9581b0Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/7ac4c69c34240c6de820492c0a28a0bd1494265aPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/bf8aaf0ae01c27ae3c06aa8610caf91e50393396Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/db9b31aa9bc56ff0d15b78f7e827d61c4a096e40Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/f6fbb8535e990f844371086ab2c1221f71f993d3Patch
Impacted products
LinuxLinux
LinuxLinux
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Avoid calling completion handler in this case,\\nsince the device will flush the command interface and trigger all\\ncompletions manually.\\n\\nKernel log:\\n------------[ cut here ]------------\\nrefcount_t: underflow; use-after-free.\\n...\\nRIP: 0010:refcount_warn_saturate+0xd8/0xe0\\n...\\nCall Trace:\\n\u003cIRQ\u003e\\n? __warn+0x79/0x120\\n? refcount_warn_saturate+0xd8/0xe0\\n? report_bug+0x17c/0x190\\n? handle_bug+0x3c/0x60\\n? exc_invalid_op+0x14/0x70\\n? asm_exc_invalid_op+0x16/0x20\\n? refcount_warn_saturate+0xd8/0xe0\\ncmd_ent_put+0x13b/0x160 [mlx5_core]\\nmlx5_cmd_comp_handler+0x5f9/0x670 [mlx5_core]\\ncmd_comp_notifier+0x1f/0x30 [mlx5_core]\\nnotifier_call_chain+0x35/0xb0\\natomic_notifier_call_chain+0x16/0x20\\nmlx5_eq_async_int+0xf6/0x290 [mlx5_core]\\nnotifier_call_chain+0x35/0xb0\\natomic_notifier_call_chain+0x16/0x20\\nirq_int_handler+0x19/0x30 [mlx5_core]\\n__handle_irq_event_percpu+0x4b/0x160\\nhandle_irq_event+0x2e/0x80\\nhandle_edge_irq+0x98/0x230\\n__common_interrupt+0x3b/0xa0\\ncommon_interrupt+0x7b/0xa0\\n\u003c/IRQ\u003e\\n\u003cTASK\u003e\\nasm_common_interrupt+0x22/0x40\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: net/mlx5: descartar la finalizaci\u00f3n de comandos en caso de error interno. 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