CVE-2023-53041
What it is
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.
At a glance
- Exploitability
- Can be exploited locally on the machine with a low-privilege account. High risk of service disruption.
- Exploit odds
- 0.2% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.2% in the next 30 days (EPSS).
- Severity: 5.5 MEDIUM (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.2% · EPSS, next 30 days
- Record status
- Analyzed
Affected
- Linux Kernel < 5.4.240
- Linux Kernel < 5.10.177
- Linux Kernel < 5.15.105
- Linux Kernel < 6.1.22
- Linux Kernel < 6.2.9
- Linux Kernel 6.3
Attack profile CVSS 3.1 · 5.5
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Raw vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2023-53041.md and follow it. Check whether this project is affected by CVE-2023-53041. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://git.kernel.org/stable/c/0367076b0817d5c75dfb83001ce7ce5c64d803a9
- https://git.kernel.org/stable/c/231cfa78ec5badd84a1a2b09465bfad1a926aba1
- https://git.kernel.org/stable/c/415d614344a4f1bbddf55d724fc7eb9ef4b39aad
- https://git.kernel.org/stable/c/9189f20b4c5307c0998682bb522e481b4567a8b8
- https://git.kernel.org/stable/c/cd0a1804ac5bab2545ac700c8d0fe9ae9284c567
- https://git.kernel.org/stable/c/d6f7377528d2abf338e504126e44439541be8f7d
References
- https://git.kernel.org/stable/c/0367076b0817d5c75dfb83001ce7ce5c64d803a9
- https://git.kernel.org/stable/c/231cfa78ec5badd84a1a2b09465bfad1a926aba1
- https://git.kernel.org/stable/c/415d614344a4f1bbddf55d724fc7eb9ef4b39aad
- https://git.kernel.org/stable/c/9189f20b4c5307c0998682bb522e481b4567a8b8
- https://git.kernel.org/stable/c/cd0a1804ac5bab2545ac700c8d0fe9ae9284c567
- https://git.kernel.org/stable/c/d6f7377528d2abf338e504126e44439541be8f7d