CVE-2022-49107

ceph: fix memory leak in ceph_readdir when note_last_dentry returns error

MEDIUM

5.5

CVSS Score

Published: February 26, 2025 at 01:54 AM UTC

Updated: August 13, 2026 at 12:35 AM UTC

1 product affected across 1 vendorLinux Kernel

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Severity

MEDIUM5.5

Exploit prediction

EPSS 0.3%

SSVC

No known exploit

Description

In the Linux kernel, the following vulnerability has been resolved: ceph: fix memory leak in ceph_readdir when note_last_dentry returns error Reset the last_readdir at the same time, and add a comment explaining why we don't free last_readdir when dir_emit returns false.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel · Linux

95%

v < 5.10.1112.6.34 ≤ v < 5.10.1112.6.34 ≤ v < 5.15.342.6.34 ≤ v < 5.16.202.6.34 ≤ v < 5.17.32.6.34 ≤ v < 5.185.11 ≤ v < 5.15.345.16 ≤ v < 5.16.205.17 ≤ v < 5.17.32.6.342817b000b02c5f0c05af67c01fb2684e1381d6ef

Vendor states this is fixed in 2fe82d3254029ef9ec4e7be890125d5ef4f537de (fixed)

Vendor states this is fixed in 7f740ede35132d3d5d19747cad56a511d21bb156 (fixed)

Vendor states this is fixed in e792575b902a3939ca482491ee9fb3a236f99640 (fixed)

Vendor states this is fixed in f4429786129648a8f4bb1e5faa143c4478cc5c4a (fixed)

Vendor states this is fixed in f639d9867eea647005dc824e0e24f39ffc50d4e4 (fixed)

Vendor states this is fixed in 2.6.34 (unaffected)

Vendor states this is fixed in 5.10.111 (unaffected)

Vendor states this is fixed in 5.15.34 (unaffected)

Vendor states this is fixed in 5.16.20 (unaffected)

Vendor states this is fixed in 5.17.3 (unaffected)

Vendor states this is fixed in 5.18 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references