5.5

CVE-2023-53051

dm crypt: add cond_resched() to dmcrypt_write()

In the Linux kernel, the following vulnerability has been resolved:

dm crypt: add cond_resched() to dmcrypt_write()

The loop in dmcrypt_write may be running for unbounded amount of time,
thus we need cond_resched() in it.

This commit fixes the following warning:

[ 3391.153255][   C12] watchdog: BUG: soft lockup - CPU#12 stuck for 23s! [dmcrypt_write/2:2897]
...
[ 3391.387210][   C12] Call trace:
[ 3391.390338][   C12]  blk_attempt_bio_merge.part.6+0x38/0x158
[ 3391.395970][   C12]  blk_attempt_plug_merge+0xc0/0x1b0
[ 3391.401085][   C12]  blk_mq_submit_bio+0x398/0x550
[ 3391.405856][   C12]  submit_bio_noacct+0x308/0x380
[ 3391.410630][   C12]  dmcrypt_write+0x1e4/0x208 [dm_crypt]
[ 3391.416005][   C12]  kthread+0x130/0x138
[ 3391.419911][   C12]  ret_from_fork+0x10/0x18
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version >= 4.0 < 4.14.312
Linux ≫ Linux Kernel Version >= 4.15 < 4.19.280
Linux ≫ Linux Kernel Version >= 4.20 < 5.4.240
Linux ≫ Linux Kernel Version >= 5.5 < 5.10.177
Linux ≫ Linux Kernel Version >= 5.11 < 5.15.105
Linux ≫ Linux Kernel Version >= 5.16 < 6.1.22
Linux ≫ Linux Kernel Version >= 6.2 < 6.2.9
Linux ≫ Linux Kernel Version6.3 Updaterc1
Linux ≫ Linux Kernel Version6.3 Updaterc2
Linux ≫ Linux Kernel Version6.3 Updaterc3
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.19% 0.084
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5.5 1.8 3.6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-835 Loop with Unreachable Exit Condition ('Infinite Loop')

The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop.

https://git.kernel.org/stable/c/e87cd83f70504f1cd2e428966f353c007d6d2d7f
Patch
https://git.kernel.org/stable/c/7b9f8efb5fc888dd938d2964e705b8e00f1dc0f6
Patch
https://git.kernel.org/stable/c/885c28ceae7dab2b18c2cc0eb95f1f82b1f629d1
Patch
https://git.kernel.org/stable/c/66ff37993dd7e9954b6446237fe2453b380ce40d
Patch
https://git.kernel.org/stable/c/eb485b7404a281d974bd445ddc5b0b8d5958f371
Patch
https://git.kernel.org/stable/c/f0eb61b493dbbc32529fbd0d2e945b71b0e47306
Patch
https://git.kernel.org/stable/c/2c743db1193bf0e76c73d71ede08bd9b96e6c31d
Patch
https://git.kernel.org/stable/c/fb294b1c0ba982144ca467a75e7d01ff26304e2b
Patch