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CVE-2022-49705

9p: fix fid refcount leak in v9fs_vfs_atomic_open_dotl

MEDIUM
5.5
CVSS Score
Published: February 26, 2025 at 02:24 AM UTC
Updated: June 17, 2026 at 05:18 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: 9p: fix fid refcount leak in v9fs_vfs_atomic_open_dotl We need to release directory fid if we fail halfway through open This fixes fid leaking with xfstests generic 531

Affected

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

Linux Kernel· Linux
95%
5.11 ≤ v < 5.15.515.11 ≤ v < 5.18.85.11 ≤ v < 5.195.16 ≤ v < 5.18.85.19 rc15.19 rc25.19 rc36636b6dcc3db2258cd0585b8078c1c225c4b6dde
Vendor states this is fixed in 22832ac3eb5be3f7168816a76b64c1284e12eb3c (fixed)
Vendor states this is fixed in 8bc5412ba1a45edfd1e451874c483c26a097af2b (fixed)
Vendor states this is fixed in beca774fc51a9ba8abbc869cf0c3d965ff17cd24 (fixed)
Vendor states this is fixed in 5.11 (unaffected)
Vendor states this is fixed in 5.15.51 (unaffected)
Vendor states this is fixed in 5.18.8 (unaffected)
Vendor states this is fixed in 5.19 (unaffected)

References (3)

Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/22832ac3eb5be3f7168816a76b64c1284e12eb3c
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/8bc5412ba1a45edfd1e451874c483c26a097af2b
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/beca774fc51a9ba8abbc869cf0c3d965ff17cd24

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.5MEDIUMCISA-ADP
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
NVD-CWE-Other

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