CVE-2022-50814

Linux Kernel - Global Out-of-Bounds Read in hisi_zip sgl_sge_nr Parameter Handling

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: crypto: hisilicon/zip - fix mismatch in get/set sgl_sge_nr KASAN reported this Bug: [17619.659757] BUG: KASAN: global-out-of-bounds in param_get_int+0x34/0x60 [17619.673193] Read of size 4 at addr fffff01332d7ed00 by task read_all/1507958 ... [17619.698934] The buggy address belongs to the variable: [17619.708371] sgl_sge_nr+0x0/0xffffffffffffa300 [hisi_zip] There is a mismatch in hisi_zip when get/set the variable sgl_sge_nr. The type of sgl_sge_nr is u16, and get/set sgl_sge_nr by param_get/set_int. Replacing param_get/set_int to param_get/set_ushort can fix this bug.

Scores

EPSS 0.0021
EPSS Percentile 11.8%

Details

Status published
Products (16)
linux/Kernel 5.11.0 - 5.15.75linux
linux/Kernel 5.16.0 - 5.19.17linux
linux/Kernel 5.20.0 - 6.0.3linux
linux/Kernel 5.5.0 - 5.10.150linux
Linux/Linux < 5.5
Linux/Linux 5.10.150 - 5.10.*
Linux/Linux 5.15.75 - 5.15.*
Linux/Linux 5.19.17 - 5.19.*
Linux/Linux 5.5
Linux/Linux 6.0.3 - 6.0.*
... and 6 more
Published Dec 30, 2025
Tracked Since Feb 18, 2026