CVE-2022-49681

xtensa: xtfpga: Fix refcount leak bug in setup

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: xtensa: xtfpga: Fix refcount leak bug in setup In machine_setup(), of_find_compatible_node() will return a node pointer with refcount incremented. We should use of_node_put() when it is not used anymore.

Affected

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

v < 4.9.3213.8 ≤ v < 4.14.2863.8 ≤ v < 4.19.2503.8 ≤ v < 4.9.3213.8 ≤ v < 5.10.1273.8 ≤ v < 5.15.513.8 ≤ v < 5.18.83.8 ≤ v < 5.193.8 ≤ v < 5.4.2024.10 ≤ v < 4.14.2864.15 ≤ v < 4.19.2504.20 ≤ v < 5.4.2025.11 ≤ v < 5.15.515.16 ≤ v < 5.18.85.5 ≤ v < 5.10.12733c760fbb7a8fa46314437746dd7f5540da5498e5.19 rc15.19 rc25.19 rc3
Vendor states this is fixed in 0162451723178602c37f0555d235dfa17e486112 (fixed)
Vendor states this is fixed in 0715d0e60052662c3f225342062f174dd721d1c7 (fixed)
Vendor states this is fixed in 173940b3ae40114d4179c251a98ee039dc9cd5b3 (fixed)
Vendor states this is fixed in 35d7e961be68732eb3acaeba81fb81ca16eafd05 (fixed)
Vendor states this is fixed in 6c0839cf1b9e1b3c88da6af76794583cbfae8da3 (fixed)
Vendor states this is fixed in 9b30c5c8884eda3f541229899671cebbad15979b (fixed)
Vendor states this is fixed in a52972ee706b438302eb0350e61f378eb191e3d1 (fixed)
Vendor states this is fixed in b12d5c52f073a0420622aaf2f21b615cce8b36cc (fixed)
Vendor states this is fixed in 3.8 (unaffected)
Vendor states this is fixed in 4.14.286 (unaffected)
Vendor states this is fixed in 4.19.250 (unaffected)
Vendor states this is fixed in 4.9.321 (unaffected)
Vendor states this is fixed in 5.10.127 (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)
Vendor states this is fixed in 5.4.202 (unaffected)

References (8)

Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/0162451723178602c37f0555d235dfa17e486112
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/0715d0e60052662c3f225342062f174dd721d1c7
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/173940b3ae40114d4179c251a98ee039dc9cd5b3
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/35d7e961be68732eb3acaeba81fb81ca16eafd05
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/6c0839cf1b9e1b3c88da6af76794583cbfae8da3
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/9b30c5c8884eda3f541229899671cebbad15979b
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/a52972ee706b438302eb0350e61f378eb191e3d1
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/b12d5c52f073a0420622aaf2f21b615cce8b36cc

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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