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CVE-2022-49604
ip: Fix data-races around sysctl_ip_fwd_use_pmtu.
Medium4.7EPSS 0.19%
- Published
- Updated
- Reserved
- Assigned by
- Linux
Description
In the Linux kernel, the following vulnerability has been resolved: ip: Fix data-races around sysctl_ip_fwd_use_pmtu. While reading sysctl_ip_fwd_use_pmtu, 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)
- 0.19% · top 92% of all CVEs (6 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 f87c10a8aa1e82498c42d0335524d6ae7cf5a52b – < eb15262128b793e4b1d1c4514d3e6d19c3959764
- affected f87c10a8aa1e82498c42d0335524d6ae7cf5a52b – < 7828309df0f89419a9349761a37c7d1b0da45697
- affected f87c10a8aa1e82498c42d0335524d6ae7cf5a52b – < b96ed5ccb09ae71103023ed13acefb194f609794
- affected f87c10a8aa1e82498c42d0335524d6ae7cf5a52b – < 93fbc06da1d819f3981a7bd7928c3641ea67b364
- affected f87c10a8aa1e82498c42d0335524d6ae7cf5a52b – < e364b5f6ffbfc457a997ad09a7baa16c19581edc
- affected f87c10a8aa1e82498c42d0335524d6ae7cf5a52b – < 60c158dc7b1f0558f6cadd5b50d0386da0000d50
- affected 3.14
- unaffected < 3.14
- 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/eb15262128b793e4b1d1c4514d3e6d19c3959764 (opens in a new tab)
- https://git.kernel.org/stable/c/7828309df0f89419a9349761a37c7d1b0da45697 (opens in a new tab)
- https://git.kernel.org/stable/c/b96ed5ccb09ae71103023ed13acefb194f609794 (opens in a new tab)
- https://git.kernel.org/stable/c/93fbc06da1d819f3981a7bd7928c3641ea67b364 (opens in a new tab)
- https://git.kernel.org/stable/c/e364b5f6ffbfc457a997ad09a7baa16c19581edc (opens in a new tab)
- https://git.kernel.org/stable/c/60c158dc7b1f0558f6cadd5b50d0386da0000d50 (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-2022-49604)Record last updated .