CVE-2022-1882

A use-after-free flaw was found in the Linux kernel’s pipes functionality in how a user performs manipulations with the pipe post_one_notification() after free_pipe_info() that is already called. This flaw allows a local user to crash or potentially escalate their privileges on the system.

CVSS 3.1

7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

0.4% chance of exploitation in the next 30 days; higher than 30% of CVEs (scores of 2026-10-25)

CWE

CWE-416

Published

2022-05-26

Modified

2026-10-14

Record from

the NVD, synced 2026-10-19

Affected

• linux:linux_kernel
• netapp:h300e_firmware
• netapp:h300s_firmware
• netapp:h410c_firmware
• netapp:h410s_firmware
• netapp:h500e_firmware
• netapp:h500s_firmware
• netapp:h700e_firmware
• netapp:h700s_firmware

References

• https://bugzilla.redhat.com/show_bug.cgi?id=2089701
• https://lore.kernel.org/lkml/20220507115605.96775-1-tcs.kernel%40gmail.com/T/
• https://security.netapp.com/advisory/ntap-20220715-0002/
• https://bugzilla.redhat.com/show_bug.cgi?id=2089701
• https://lore.kernel.org/lkml/20220507115605.96775-1-tcs.kernel%40gmail.com/T/

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