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CVE-2022-49599
tcp: Fix data-races around sysctl_tcp_l3mdev_accept.
Medium4.7EPSS 0.20%
- Published
- Updated
- Reserved
- Assigned by
- Linux
Description
In the Linux kernel, the following vulnerability has been resolved: tcp: Fix data-races around sysctl_tcp_l3mdev_accept. While reading sysctl_tcp_l3mdev_accept, it can be changed concurrently. Thus, we need to add READ_ONCE() to its readers.
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)
- 0.20% · top 90% 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 6dd9a14e92e54895e143f10fef4d0b9abe109aa9 – < 1d9c81833dec46ccb52a1d0db970fefb7c4fa071
- affected 6dd9a14e92e54895e143f10fef4d0b9abe109aa9 – < 9ba9cd43b5776c27d25e5a32dde9e80bdeb1c6a1
- affected 6dd9a14e92e54895e143f10fef4d0b9abe109aa9 – < 7d38d86b818104cf88961f3aebea34da89364a8e
- affected 6dd9a14e92e54895e143f10fef4d0b9abe109aa9 – < 08a75f10679470552a3a443f9aefd1399604d31d
- affected 4.5
- unaffected < 4.5
- unaffected 5.10.137 – ≤ 5.10.*
- unaffected 5.15.58 – ≤ 5.15.*
- unaffected 5.18.15 – ≤ 5.18.*
- unaffected 5.19 – ≤ *
References (4)
- https://git.kernel.org/stable/c/1d9c81833dec46ccb52a1d0db970fefb7c4fa071 (opens in a new tab)
- https://git.kernel.org/stable/c/9ba9cd43b5776c27d25e5a32dde9e80bdeb1c6a1 (opens in a new tab)
- https://git.kernel.org/stable/c/7d38d86b818104cf88961f3aebea34da89364a8e (opens in a new tab)
- https://git.kernel.org/stable/c/08a75f10679470552a3a443f9aefd1399604d31d (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-2022-49599)Record last updated .