CVE & CISA-KEV Catalog

CVE-2026-52962

CRITICAL
9.8
CVSS v3
NVD

Description

In the Linux kernel, the following vulnerability has been resolved: ceph: fix a buffer leak in __ceph_setxattr() The old_blob in __ceph_setxattr() can store ci->i_xattrs.prealloc_blob value during the retry. However, it is never called the ceph_buffer_put() for the old_blob object. This patch fixes the issue of the buffer leak.

How to fix

Remediation Available
linuxDebian
Fixed in:5.10.259-1CVE-2026-52962
Fixed in:6.1.176-1CVE-2026-52962
Fixed in:6.12.94-1CVE-2026-52962
Fixed in:7.0.10-1CVE-2026-52962

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

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

Exploit Intelligence

0.18%probability of exploitation in 30 days
8thpercentile

Low risk: more likely to be exploited than 8% of all known CVEs.

References

Embed a live status badge for CVE-2026-52962
CVE-2026-52962 severity badge

Markdown

[![CVE-2026-52962](https://tridentstack.com/cve/badge/CVE-2026-52962.svg)](https://tridentstack.com/cve/CVE-2026-52962)

HTML

<a href="https://tridentstack.com/cve/CVE-2026-52962"><img src="https://tridentstack.com/cve/badge/CVE-2026-52962.svg" alt="CVE-2026-52962"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-06-29.