CVE-2022-49682

xtensa: Fix refcount leak bug in time.c

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: Fix refcount leak bug in time.c In calibrate_ccount(), 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 < 4.9.3214.10 ≤ v < 4.14.2864.15 ≤ v < 4.19.2504.20 ≤ v < 5.4.2024.9 ≤ v < 4.14.2864.9 ≤ v < 4.19.2504.9 ≤ v < 4.9.3214.9 ≤ v < 5.10.1274.9 ≤ v < 5.15.514.9 ≤ v < 5.18.84.9 ≤ v < 5.194.9 ≤ v < 5.4.2025.11 ≤ v < 5.15.515.16 ≤ v < 5.18.85.5 ≤ v < 5.10.127205ad548a7426fb6813760cd9917d3fc241225765.19 rc15.19 rc25.19 rc3
Vendor states this is fixed in 0dcc1dd8a5dd9240639f1051dfaa2dffc9fbbde5 (fixed)
Vendor states this is fixed in 0e403a383c14b63c86bd9df085b7e573e9caee64 (fixed)
Vendor states this is fixed in 3e5eb904d9ba657308fc75a5de434b0e58dcb8d7 (fixed)
Vendor states this is fixed in 7de4502af68f4f3932f450157f5483eb7b33cb74 (fixed)
Vendor states this is fixed in a0117dc956429f2ede17b323046e1968d1849150 (fixed)
Vendor states this is fixed in af0ff2da01521144bc11194f4c26485d7c9cee73 (fixed)
Vendor states this is fixed in e5234a9d64a976abd134a14710dcd5188158a7c5 (fixed)
Vendor states this is fixed in f1eaf4ba5372ad111f687a80c67e270708e14c23 (fixed)
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 (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/0dcc1dd8a5dd9240639f1051dfaa2dffc9fbbde5
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/0e403a383c14b63c86bd9df085b7e573e9caee64
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/3e5eb904d9ba657308fc75a5de434b0e58dcb8d7
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/7de4502af68f4f3932f450157f5483eb7b33cb74
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/a0117dc956429f2ede17b323046e1968d1849150
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/af0ff2da01521144bc11194f4c26485d7c9cee73
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/e5234a9d64a976abd134a14710dcd5188158a7c5
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/f1eaf4ba5372ad111f687a80c67e270708e14c23

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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