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CVE-2022-49575
tcp: Fix a data-race around sysctl_tcp_thin_linear_timeouts.
Medium4.7EPSS 0.19%
- Published
- Updated
- Reserved
- Assigned by
- Linux
Description
In the Linux kernel, the following vulnerability has been resolved: tcp: Fix a data-race around sysctl_tcp_thin_linear_timeouts. While reading sysctl_tcp_thin_linear_timeouts, it can be changed concurrently. Thus, we need to add READ_ONCE() to its reader.
Timeline
ID reserved
By Linux
Published
- 15 months later
· 15 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | Medium4.7 | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H |
| NVDNVD · Modified | 3.1 | Medium4.7 | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.19% · top 92% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.7.
Weakness
Affected products
- affected 36e31b0af58728071e8023cf8e20c5166b700717 – < f4b0295be9a3c4260de4585fac4062e602a88ac7
- affected 36e31b0af58728071e8023cf8e20c5166b700717 – < 492f3713b282c0e67e951cd804edd22eccc25412
- affected 36e31b0af58728071e8023cf8e20c5166b700717 – < cc133e4f4bc225079198192623945bb872c08143
- affected 36e31b0af58728071e8023cf8e20c5166b700717 – < 404c53ccdebd11f96954f4070cffac8e0b4d5cb6
- affected 36e31b0af58728071e8023cf8e20c5166b700717 – < a0f96c4f179cb3560078cefccef105e8f1701210
- affected 36e31b0af58728071e8023cf8e20c5166b700717 – < 7c6f2a86ca590d5187a073d987e9599985fb1c7c
- affected 2.6.34
- unaffected < 2.6.34
- unaffected 4.19.254 – ≤ 4.19.*
- unaffected 5.4.208 – ≤ 5.4.*
- unaffected 5.10.134 – ≤ 5.10.*
- unaffected 5.15.58 – ≤ 5.15.*
- unaffected 5.18.15 – ≤ 5.18.*
- unaffected 5.19 – ≤ *
References (6)
- https://git.kernel.org/stable/c/f4b0295be9a3c4260de4585fac4062e602a88ac7 (opens in a new tab)
- https://git.kernel.org/stable/c/492f3713b282c0e67e951cd804edd22eccc25412 (opens in a new tab)
- https://git.kernel.org/stable/c/cc133e4f4bc225079198192623945bb872c08143 (opens in a new tab)
- https://git.kernel.org/stable/c/404c53ccdebd11f96954f4070cffac8e0b4d5cb6 (opens in a new tab)
- https://git.kernel.org/stable/c/a0f96c4f179cb3560078cefccef105e8f1701210 (opens in a new tab)
- https://git.kernel.org/stable/c/7c6f2a86ca590d5187a073d987e9599985fb1c7c (opens in a new tab)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2022-49575)Record last updated .