PT-2026-51856 · Linux+2 · Linux Kernel+2

CVE-2026-52962

·

Published

2026-06-24

·

Updated

2026-09-07

CVSS v3.1

9.1

Critical

VectorAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)
Description A buffer leak occurs in the ceph module within the ceph setxattr() function. During a retry operation, the old blob variable can store the value of ci->i xattrs.prealloc blob, but the ceph buffer put() function is not called to release the old blob object, leading to a memory leak.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Memory Corruption

Found an issue in the description? Have something to add? Feel free to write us 👾

Weakness Enumeration

Related Identifiers

AZL-90804
CVE-2026-52962
ECHO-0100-480E-47F2
OESA-2026-3206
OPENSUSE-SU-2026:21388-1
SUSE-SU-2026:22521-1
SUSE-SU-2026:22522-1
SUSE-SU-2026:22665-1
SUSE-SU-2026:22666-1
SUSE-SU-2026:22742-1
SUSE-SU-2026:22769-1
SUSE-SU-2026:22812-1
SUSE-SU-2026:22835-1
SUSE-SU-2026:2799-1
SUSE-SU-2026:2800-1
SUSE-SU-2026:2914-1
USN-8566-1
USN-8567-1
USN-8568-1
USN-8569-1
USN-8574-1
USN-8574-2
USN-8574-3
USN-8575-1
USN-8575-2
USN-8575-3
USN-8576-1
USN-8576-2
USN-8593-1
USN-8595-1
USN-8595-2
USN-8595-3
USN-8596-1
USN-8603-1
USN-8606-1
USN-8607-1
USN-8608-1
USN-8609-1
USN-8610-1
USN-8618-1
USN-8619-1
USN-8620-1
USN-8620-2
USN-8620-3
USN-8620-4
USN-8663-1
USN-8664-1
USN-8665-1
USN-8668-1
USN-8728-1

Affected Products

Linuxmint
Linux Kernel
Ubuntu