CVE-2022-49602
ip: Fix a data-race around sysctl_fwmark_reflect.
MEDIUM
4.7
CVSS Score
Published: February 26, 2025 at 02:23 AM UTC
Updated: June 17, 2026 at 05:18 AM UTC
1 product affected across 1 vendorLinux Kernel
Using Linux by Linux?
Get instant alerts when new vulnerabilities affect Linux - before attackers find them.
Real-time alertsTrack your software stackFree plan available
Severity
MEDIUM4.7
Exploit prediction
EPSS 0.2%
SSVC
No known exploit
Description
In the Linux kernel, the following vulnerability has been resolved: ip: Fix a data-race around sysctl_fwmark_reflect. While reading sysctl_fwmark_reflect, it can be changed concurrently. Thus, we need to add READ_ONCE() to its reader.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
3.16 ≤ v < 4.14.2903.16 ≤ v < 4.19.2543.16 ≤ v < 4.9.3253.16 ≤ v < 5.10.1343.16 ≤ v < 5.15.583.16 ≤ v < 5.18.153.16 ≤ v < 5.193.16 ≤ v < 5.4.2084.10 ≤ v < 4.14.2904.15 ≤ v < 4.19.2544.20 ≤ v < 5.4.2085.11 ≤ v < 5.15.585.16 ≤ v < 5.18.155.5 ≤ v < 5.10.1345.19 rc15.19 rc25.19 rc35.19 rc45.19 rc55.19 rc65.19 rc7e110861f86094cd78cc85593b873970092deb43a
Vendor states this is fixed in 0ee76fe01ff3c0b4efaa500aecc90d7c8d3a8860 (fixed)
Vendor states this is fixed in 25a635a67c830766110410fea88ec4e6ee29684b (fixed)
Vendor states this is fixed in 5e7a1be3e68deef250ad43cc91f7bb8d7d758b48 (fixed)
Vendor states this is fixed in 85d0b4dbd74b95cc492b1f4e34497d3f894f5d9a (fixed)
Vendor states this is fixed in 9096edcf4854289f92252e086cf6e498c7f8c21d (fixed)
Vendor states this is fixed in a475ecc9ad919aa3ebdd4e4a6ee612b793bf74b3 (fixed)
Vendor states this is fixed in dccf8a67f30e18980d13f07006e5a536bbd1e136 (fixed)
Vendor states this is fixed in fc92e3b4bebfdd986ef1d2c5019f236837b0b982 (fixed)
Vendor states this is fixed in 3.16 (unaffected)
Vendor states this is fixed in 4.14.290 (unaffected)
Vendor states this is fixed in 4.19.254 (unaffected)
Vendor states this is fixed in 4.9.325 (unaffected)
Vendor states this is fixed in 5.10.134 (unaffected)
Vendor states this is fixed in 5.15.58 (unaffected)
Vendor states this is fixed in 5.18.15 (unaffected)
Vendor states this is fixed in 5.19 (unaffected)
Vendor states this is fixed in 5.4.208 (unaffected)
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
- https://git.kernel.org/stable/c/0ee76fe01ff3c0b4efaa500aecc90d7c8d3a8860
- https://git.kernel.org/stable/c/25a635a67c830766110410fea88ec4e6ee29684b
- https://git.kernel.org/stable/c/5e7a1be3e68deef250ad43cc91f7bb8d7d758b48
- https://git.kernel.org/stable/c/85d0b4dbd74b95cc492b1f4e34497d3f894f5d9a
- https://git.kernel.org/stable/c/9096edcf4854289f92252e086cf6e498c7f8c21d
References (8)
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/0ee76fe01ff3c0b4efaa500aecc90d7c8d3a8860Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/25a635a67c830766110410fea88ec4e6ee29684bPatch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/5e7a1be3e68deef250ad43cc91f7bb8d7d758b48Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/85d0b4dbd74b95cc492b1f4e34497d3f894f5d9aPatch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/9096edcf4854289f92252e086cf6e498c7f8c21dPatch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/a475ecc9ad919aa3ebdd4e4a6ee612b793bf74b3Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/dccf8a67f30e18980d13f07006e5a536bbd1e136Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/fc92e3b4bebfdd986ef1d2c5019f236837b0b982SSVC — Action Prioritization
SSVCNo known exploitNot automatablePartial impact
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
4.7MEDIUMCISA-ADP
- Attack Vector
- LOCAL
- Complexity
- HIGH
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-362
Get alerted
Stop reading CVE feeds looking for your own stack
Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.
Free plan, no card