CVE-2023-53041None▾ SunlitIn the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Perform lockless command completion in abort path While adding and removing the controller, the following call trace was observed: WARNING: CPU: 3 PID:…
▾ Sunlit zone — Low / medium · no exploitation signal
impact 2.8 · likelihood 0 · exploitation 0
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Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake.
Exploit-prediction probability, daily snapshots since Nov 5.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via CVEORG
Last analysed / modified upstream
0.2%
In the Linux kernel, the following vulnerability has been resolved:
scsi: qla2xxx: Perform lockless command completion in abort path
While adding and removing the controller, the following call trace was observed:
WARNING: CPU: 3 PID: 623596 at kernel/dma/mapping.c:532 dma_free_attrs+0x33/0x50 CPU: 3 PID: 623596 Comm: sh Kdump: loaded Not tainted 5.14.0-96.el9.x86_64 #1 RIP: 0010:dma_free_attrs+0x33/0x50
Call Trace: qla2x00_async_sns_sp_done+0x107/0x1b0 [qla2xxx] qla2x00_abort_srb+0x8e/0x250 [qla2xxx] ? ql_dbg+0x70/0x100 [qla2xxx] __qla2x00_abort_all_cmds+0x108/0x190 [qla2xxx] qla2x00_abort_all_cmds+0x24/0x70 [qla2xxx] qla2x00_abort_isp_cleanup+0x305/0x3e0 [qla2xxx] qla2x00_remove_one+0x364/0x400 [qla2xxx] pci_device_remove+0x36/0xa0 __device_release_driver+0x17a/0x230 device_release_driver+0x24/0x30 pci_stop_bus_device+0x68/0x90 pci_stop_and_remove_bus_device_locked+0x16/0x30 remove_store+0x75/0x90 kernfs_fop_write_iter+0x11c/0x1b0 new_sync_write+0x11f/0x1b0 vfs_write+0x1eb/0x280 ksys_write+0x5f/0xe0 do_syscall_64+0x5c/0x80 ? do_user_addr_fault+0x1d8/0x680 ? do_syscall_64+0x69/0x80 ? exc_page_fault+0x62/0x140 ? asm_exc_page_fault+0x8/0x30 entry_SYSCALL_64_after_hwframe+0x44/0xae
The command was completed in the abort path during driver unload with a lock held, causing the warning in abort path. Hence complete the command without any lock held.
Linux >= 31c1f455203e56a3ce8d5dd92f37c83d07bd5bd5 < 9189f20b4c5307c0998682bb522e481b4567a8b8Linux >= f45bca8c5052e8c59bab64ee90c44441678b9a52 < 231cfa78ec5badd84a1a2b09465bfad1a926aba1Linux >= f45bca8c5052e8c59bab64ee90c44441678b9a52 < d6f7377528d2abf338e504126e44439541be8f7dLinux >= f45bca8c5052e8c59bab64ee90c44441678b9a52 < cd0a1804ac5bab2545ac700c8d0fe9ae9284c567Linux >= f45bca8c5052e8c59bab64ee90c44441678b9a52 < 415d614344a4f1bbddf55d724fc7eb9ef4b39aadLinux >= f45bca8c5052e8c59bab64ee90c44441678b9a52 < 0367076b0817d5c75dfb83001ce7ce5c64d803a9Linux 10fd34ac79b234d9bd4459c9b9c1f9d5a67f7bdeLinux >= 5.4.4 < 5.4.240Linux >= 5.3.17 < 5.4Linux 5.5Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
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