CVE-2022-49770

HighCVSS 7.8/10Last modified Aug 15, 2026

Description

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

ceph: avoid putting the realm twice when decoding snaps fails

When decoding the snaps fails it maybe leaving the 'first_realm' and 'realm' pointing to the same snaprealm memory. And then it'll put it twice and could cause random use-after-free, BUG_ON, etc issues.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-416

Affected software

No affected versions have been published.

Timeline

Published
May 1, 2025
Last modified
Aug 15, 2026
NVD status
Modified

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CVE-2022-49770: High severity, CVSS 7.8 | Vulnix