CVE-2022-49571
tcp: Fix data-races around sysctl_tcp_max_reordering.
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Description
In the Linux kernel, the following vulnerability has been resolved: tcp: Fix data-races around sysctl_tcp_max_reordering. While reading sysctl_tcp_max_reordering, it can be changed concurrently. Thus, we need to add READ_ONCE() to its readers.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
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/064852663308c801861bd54789d81421fa4c2928
- https://git.kernel.org/stable/c/46deb91ac8a790286ad6d24cf92e7ab0ab2582bb
- https://git.kernel.org/stable/c/50a1d3d097503a90cf84ebe120afcde37e9c33b3
- https://git.kernel.org/stable/c/5e38cee24f19d19280c68f1ac8bf6790d607f60a
- https://git.kernel.org/stable/c/a11e5b3e7a59fde1a90b0eaeaa82320495cf8cae
References (6)
SSVC — Action Prioritization
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
- Attack Vector
- LOCAL
- Complexity
- HIGH
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
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