PT-2025-8653 · Linux+2 · Linux Kernel+2
Bart Van Assche
·
Publicado
2022-06-15
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Atualizado
2025-04-15
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CVE-2022-49720
CVSS v3.1
7.8
Alta
| Vetor | AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Name of the Vulnerable Software and Affected Versions
Linux kernel (affected versions not specified)
Description
A vulnerability in the Linux kernel has been resolved, related to the handling of offline queues in the
blk mq alloc request hctx() function. This issue could trigger an array-index-out-of-bounds error, as indicated by the UBSAN (Undefined Behavior Sanitizer) report, showing an index of 512 being out of range for a 'long unsigned int [512]' type. The error occurs in the block/blk-mq.h file at line 135, column 9. The call trace suggests that this issue is related to the NVMe (Non-Volatile Memory Express) subsystem, specifically involving functions like nvme submit sync cmd() and nvmf connect io queue().Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Exploit
Improper Validation of Array Index
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Enumeração de Fraquezas
Identificadores relacionados
Produtos afetados
Astra Linux
Linux Kernel
Suse