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High 7.5Published Aug 28, 2026
CVE-2026-80646ipv6: guard against possible NULL deref in __in6_dev_stats_get()
Updated under an hour ago ()
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In the Linux kernel, the following vulnerability has been resolved: ipv6: guard against possible NULL deref in __in6_dev_stats_get() dev_get_by_index_rcu() could return NULL if the original physical device is unregistered. Found by Sashiko.
- CVSS
- 7.5 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weakness (CWE)
- Not given
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Linux
- NVD analysis
- Received
- Record last updated
- Oct 16, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Linux Linux linux:linux (from the name) | from e1ae5c2ea4783b1fd87be250f9fcc9d9e1a6ba3f before a23f2c68c6635e41404f189f8f7ae910738cebdb; from e1ae5c2ea4783b1fd87be250f9fcc9d9e1a6ba3f before e14db43677946bf2095febd294bb3c13ab375ab7; from e1ae5c2ea4783b1fd87be250f9fcc9d9e1a6ba3f before 1a4adfbeb47a212a64539137411f1ca168474d33; from e1ae5c2ea4783b1fd87be250f9fcc9d9e1a6ba3f before 1e3db30a88815bae6e9d5db6f64ac735e615a07e; from e1ae5c2ea4783b1fd87be250f9fcc9d9e1a6ba3f before 952426a83ca75cea25c09d58944abafaa3ebd242; from e1ae5c2ea4783b1fd87be250f9fcc9d9e1a6ba3f before 0db1949084e85a72d174a7dea3259b94fe5a9305; from e1ae5c2ea4783b1fd87be250f9fcc9d9e1a6ba3f before fc920c0659cdea5afd8721c1155a51564859e075; from e1ae5c2ea4783b1fd87be250f9fcc9d9e1a6ba3f before 507541c2a8eeb76c02bd2511958f73a8cfa3e1bc; and 2 more ranges | CNA record |
References
- https://git.kernel.org/stable/c/a23f2c68c6635e41404f189f8f7ae910738cebdb
- https://git.kernel.org/stable/c/e14db43677946bf2095febd294bb3c13ab375ab7
- https://git.kernel.org/stable/c/1a4adfbeb47a212a64539137411f1ca168474d33
- https://git.kernel.org/stable/c/1e3db30a88815bae6e9d5db6f64ac735e615a07e
- https://git.kernel.org/stable/c/952426a83ca75cea25c09d58944abafaa3ebd242
- https://git.kernel.org/stable/c/0db1949084e85a72d174a7dea3259b94fe5a9305
- https://git.kernel.org/stable/c/fc920c0659cdea5afd8721c1155a51564859e075
- https://git.kernel.org/stable/c/507541c2a8eeb76c02bd2511958f73a8cfa3e1bc
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.