CVE-2022-50406 — Out-of-bounds Write in Linux
Severity
7.8HIGHNVD
EPSS
0.0%
top 96.23%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedSep 18
Description
In the Linux kernel, the following vulnerability has been resolved:
iomap: iomap: fix memory corruption when recording errors during writeback
Every now and then I see this crash on arm64:
Unable to handle kernel NULL pointer dereference at virtual address 00000000000000f8
Buffer I/O error on dev dm-0, logical block 8733687, async page read
Mem abort info:
ESR = 0x0000000096000006
EC = 0x25: DABT (current EL), IL = 32 bits
SET = 0, FnV = 0
EA = 0, S1PTW = 0
FSC = 0x06: level 2 translation fau…
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9
Affected Packages5 packages
▶CVEListV5linux/linux150d5be09ce49a9bed6feb7b7dc4e5ae188778ec — 82c66c46f73b88be74c869e2cbfef45281adf3c6+3
Patches
🔴Vulnerability Details
2OSV▶
CVE-2022-50406: In the Linux kernel, the following vulnerability has been resolved: iomap: iomap: fix memory corruption when recording errors during writeback Every n↗2025-09-18
GHSA▶
GHSA-x5q7-34x7-hr6p: In the Linux kernel, the following vulnerability has been resolved:
iomap: iomap: fix memory corruption when recording errors during writeback
Every↗2025-09-18
📋Vendor Advisories
3Red Hat
▶
Debian▶
CVE-2022-50406: linux - In the Linux kernel, the following vulnerability has been resolved: iomap: ioma...↗2022