CVE-2022-49639
cipso: Fix data-races around sysctl.
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
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Severity
MEDIUM4.7
Exploit prediction
EPSS 0.2%
SSVC
No known exploit
Description
In the Linux kernel, the following vulnerability has been resolved: cipso: Fix data-races around sysctl. While reading cipso sysctl variables, they can be changed concurrently. So, we need to add READ_ONCE() to avoid data-races.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
2.6.19 ≤ v < 4.14.2892.6.19 ≤ v < 4.19.2532.6.19 ≤ v < 4.9.3242.6.19 ≤ v < 5.10.1322.6.19 ≤ v < 5.15.562.6.19 ≤ v < 5.18.132.6.19 ≤ v < 5.192.6.19 ≤ v < 5.4.2074.10 ≤ v < 4.14.2894.15 ≤ v < 4.19.2534.20 ≤ v < 5.4.2075.11 ≤ v < 5.15.565.16 ≤ v < 5.18.135.5 ≤ v < 5.10.132446fda4f26822b2d42ab3396aafcedf38a9ff2b65.19 rc15.19 rc25.19 rc35.19 rc45.19 rc55.19 rc6
Vendor states this is fixed in 07b0caf8aeb9b82e6ecc6c292a3e47c7fcdb1148 (fixed)
Vendor states this is fixed in 0e41a0f73ccb9be112a80bde3804a771633caaef (fixed)
Vendor states this is fixed in 2764f82bbc158d106693ae3ced3675cf4b963b35 (fixed)
Vendor states this is fixed in 59e26906b89cc35bb54476498772b45cbc32323f (fixed)
Vendor states this is fixed in c321e99d2725d11f7e6a4ebd9ce752259f0bae81 (fixed)
Vendor states this is fixed in ca26ca5e2f3eeb3e6fe699cd6effa3b4b2aa8698 (fixed)
Vendor states this is fixed in dd44f04b9214adb68ef5684ae87a81ba03632250 (fixed)
Vendor states this is fixed in fe2a35fa2c4f9c8ce5ef970eb927031387f9446a (fixed)
Vendor states this is fixed in 2.6.19 (unaffected)
Vendor states this is fixed in 4.14.289 (unaffected)
Vendor states this is fixed in 4.19.253 (unaffected)
Vendor states this is fixed in 4.9.324 (unaffected)
Vendor states this is fixed in 5.10.132 (unaffected)
Vendor states this is fixed in 5.15.56 (unaffected)
Vendor states this is fixed in 5.18.13 (unaffected)
Vendor states this is fixed in 5.19 (unaffected)
Vendor states this is fixed in 5.4.207 (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/07b0caf8aeb9b82e6ecc6c292a3e47c7fcdb1148
- https://git.kernel.org/stable/c/0e41a0f73ccb9be112a80bde3804a771633caaef
- https://git.kernel.org/stable/c/2764f82bbc158d106693ae3ced3675cf4b963b35
- https://git.kernel.org/stable/c/59e26906b89cc35bb54476498772b45cbc32323f
- https://git.kernel.org/stable/c/c321e99d2725d11f7e6a4ebd9ce752259f0bae81
References (8)
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/07b0caf8aeb9b82e6ecc6c292a3e47c7fcdb1148Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/0e41a0f73ccb9be112a80bde3804a771633caaefPatch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/2764f82bbc158d106693ae3ced3675cf4b963b35Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/59e26906b89cc35bb54476498772b45cbc32323fPatch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/c321e99d2725d11f7e6a4ebd9ce752259f0bae81Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/ca26ca5e2f3eeb3e6fe699cd6effa3b4b2aa8698Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/dd44f04b9214adb68ef5684ae87a81ba03632250Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/fe2a35fa2c4f9c8ce5ef970eb927031387f9446aSSVC — 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
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