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CVE-2022-49048
ipv6: fix panic when forwarding a pkt with no in6 dev
High7.5EPSS 0.69%
- Published
- Updated
- Reserved
- Assigned by
- Linux
Description
In the Linux kernel, the following vulnerability has been resolved: ipv6: fix panic when forwarding a pkt with no in6 dev kongweibin reported a kernel panic in ip6_forward() when input interface has no in6 dev associated. The following tc commands were used to reproduce this panic: tc qdisc del dev vxlan100 root tc qdisc add dev vxlan100 root netem corrupt 5%
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| LinuxCNA (assigner) | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVDNVD · Modified | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.69% · top 47% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: yes · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Affected products
- affected bff0854e2f804f68d3e93d19e4580dbd69777e1d – < 74b68f5249f16c5f7f675d0f604fa6ae20e3a151
- affected 7f4848229e91d508102b30396b8a1b710ac23637 – < ab2f5afb7af5c68389e8c7dd29e0a98fbeaaa435
- affected 79ec7b5b2f4fe38e5c7459ed0bdff4ef3386ab63 – < a263712ba8c9ded25dd9d2d5ced11bcea5b33a3e
- affected ccd27f05ae7b8ebc40af5b004e94517a919aa862 – < adee01bbf6cb5b3e4ed08be8ff866aac90f13836
- affected ccd27f05ae7b8ebc40af5b004e94517a919aa862 – < e69fb3de87a8923e5931a272a38fa3cceb01da44
- affected ccd27f05ae7b8ebc40af5b004e94517a919aa862 – < e3fa461d8b0e185b7da8a101fe94dfe6dd500ac0
- affected 350e10d217337480158b604bbf6601c50ed161c6
- affected 4.19.199 – < 4.19.239
- affected 5.4.136 – < 5.4.190
- affected 5.10.54 – < 5.10.112
- affected 5.13.6 – < 5.14
- affected 5.14
- unaffected < 5.14
- unaffected 4.19.239 – ≤ 4.19.*
- unaffected 5.4.190 – ≤ 5.4.*
- unaffected 5.10.112 – ≤ 5.10.*
- unaffected 5.15.35 – ≤ 5.15.*
- unaffected 5.17.4 – ≤ 5.17.*
- unaffected 5.18 – ≤ *
References (6)
- https://git.kernel.org/stable/c/74b68f5249f16c5f7f675d0f604fa6ae20e3a151 (opens in a new tab)
- https://git.kernel.org/stable/c/ab2f5afb7af5c68389e8c7dd29e0a98fbeaaa435 (opens in a new tab)
- https://git.kernel.org/stable/c/a263712ba8c9ded25dd9d2d5ced11bcea5b33a3e (opens in a new tab)
- https://git.kernel.org/stable/c/adee01bbf6cb5b3e4ed08be8ff866aac90f13836 (opens in a new tab)
- https://git.kernel.org/stable/c/e69fb3de87a8923e5931a272a38fa3cceb01da44 (opens in a new tab)
- https://git.kernel.org/stable/c/e3fa461d8b0e185b7da8a101fe94dfe6dd500ac0 (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)
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[](https://trackcve.app/cve/CVE-2022-49048)Record last updated .