Resource Injection Affecting kernel-headers package, versions <0:6.1.82-99.168.amzn2023
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-AMZN2023-KERNELHEADERS-7709332
- published20 Aug 2024
- disclosed17 Apr 2024
Introduced: 17 Apr 2024
CVE-2024-26845 (opens in a new tab)How to fix?
Upgrade Amazon-Linux:2023 kernel-headers to version 0:6.1.82-99.168.amzn2023 or higher.
This issue was patched in ALAS2023-2024-603.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-headers package and not the kernel-headers package as distributed by Amazon-Linux.
See How to fix? for Amazon-Linux:2023 relevant fixed versions and status.
In the Linux kernel, the following vulnerability has been resolved:
scsi: target: core: Add TMF to tmr_list handling
An abort that is responded to by iSCSI itself is added to tmr_list but does not go to target core. A LUN_RESET that goes through tmr_list takes a refcounter on the abort and waits for completion. However, the abort will be never complete because it was not started in target core.
Unable to locate ITT: 0x05000000 on CID: 0 Unable to locate RefTaskTag: 0x05000000 on CID: 0. wait_for_tasks: Stopping tmf LUN_RESET with tag 0x0 ref_task_tag 0x0 i_state 34 t_state ISTATE_PROCESSING refcnt 2 transport_state active,stop,fabric_stop wait for tasks: tmf LUN_RESET with tag 0x0 ref_task_tag 0x0 i_state 34 t_state ISTATE_PROCESSING refcnt 2 transport_state active,stop,fabric_stop ... INFO: task kworker/0:2:49 blocked for more than 491 seconds. task:kworker/0:2 state:D stack: 0 pid: 49 ppid: 2 flags:0x00000800 Workqueue: events target_tmr_work [target_core_mod] Call Trace: __switch_to+0x2c4/0x470 _schedule+0x314/0x1730 schedule+0x64/0x130 schedule_timeout+0x168/0x430 wait_for_completion+0x140/0x270 target_put_cmd_and_wait+0x64/0xb0 [target_core_mod] core_tmr_lun_reset+0x30/0xa0 [target_core_mod] target_tmr_work+0xc8/0x1b0 [target_core_mod] process_one_work+0x2d4/0x5d0 worker_thread+0x78/0x6c0
To fix this, only add abort to tmr_list if it will be handled by target core.
References
- http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-26845
- https://git.kernel.org/stable/c/11f3fe5001ed05721e641f0ecaa7a73b7deb245d
- https://git.kernel.org/stable/c/168ed59170de1fd7274080fe102216162d6826cf
- https://git.kernel.org/stable/c/36bc5040c863b44af06094b22f1e50059227b9cb
- https://git.kernel.org/stable/c/425a571a7e6fc389954cf2564e1edbba3740e171
- https://git.kernel.org/stable/c/83ab68168a3d990d5ff39ab030ad5754cbbccb25
- https://git.kernel.org/stable/c/a9849b67b4402a12eb35eadc9306c1ef9847d53d
- https://git.kernel.org/stable/c/bd508f96b5fef96d8a0ce9cbb211d82bcfc2341f
- https://git.kernel.org/stable/c/e717bd412001495f17400bfc09f606f1b594ef5a
- https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html
- https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html