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CVE-2022-49596
tcp: Fix data-races around sysctl_tcp_min_snd_mss.
Medium4.7EPSS 0.18%
- Published
- Updated
- Reserved
- Assigned by
- Linux
Description
In the Linux kernel, the following vulnerability has been resolved: tcp: Fix data-races around sysctl_tcp_min_snd_mss. While reading sysctl_tcp_min_snd_mss, it can be changed concurrently. Thus, we need to add READ_ONCE() to its readers.
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)
- 0.18% · top 92% of all CVEs (5 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.7.
Weakness
Affected products
- affected 5f3e2bf008c2221478101ee72f5cb4654b9fc363 – < fdb96b69f5909ffcdd6f1e0902219fc6d7689ff7
- affected 5f3e2bf008c2221478101ee72f5cb4654b9fc363 – < 97992e8feff33b3ae154a113ec398546bbacda80
- affected 5f3e2bf008c2221478101ee72f5cb4654b9fc363 – < 0fc9357282df055e30990b29f4b7afa53ab42cdb
- affected 5f3e2bf008c2221478101ee72f5cb4654b9fc363 – < 0d8a39feb58910a7f7746b1770ee5578cc551fe6
- affected 5f3e2bf008c2221478101ee72f5cb4654b9fc363 – < 78eb166cdefcc3221c8c7c1e2d514e91a2eb5014
- affected 6b7e7997ad3505db7de85ff12276fc84659481d3
- affected e757d052f3b8ce739d068a1e890643376c16b7a9
- affected 8e39cbc03dafa3731d22533f869bf326c0e6e6f8
- affected cd6f35b8421ff20365ff711c0ac7647fd70e9af7
- affected 7f9f8a37e563c67b24ccd57da1d541a95538e8d9
- affected 2efabe3e1491f10bf3cf82ae1a371755ba054a1b
- affected 3.16.69 – < 3.17
- affected 4.4.182 – < 4.5
- affected 4.9.182 – < 4.10
- affected 4.14.127 – < 4.15
- affected 4.19.52 – < 4.20
- affected 5.1.11 – < 5.2
- affected 5.2
- unaffected < 5.2
- 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 (5)
- https://git.kernel.org/stable/c/fdb96b69f5909ffcdd6f1e0902219fc6d7689ff7 (opens in a new tab)
- https://git.kernel.org/stable/c/97992e8feff33b3ae154a113ec398546bbacda80 (opens in a new tab)
- https://git.kernel.org/stable/c/0fc9357282df055e30990b29f4b7afa53ab42cdb (opens in a new tab)
- https://git.kernel.org/stable/c/0d8a39feb58910a7f7746b1770ee5578cc551fe6 (opens in a new tab)
- https://git.kernel.org/stable/c/78eb166cdefcc3221c8c7c1e2d514e91a2eb5014 (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-2022-49596)Record last updated .