CVE-2026-46258gpio: cdev: Avoid NULL dereference in linehandle_create()
Updated under an hour ago ()
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It affects Linux and 1 other product. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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In the Linux kernel, the following vulnerability has been resolved: gpio: cdev: Avoid NULL dereference in linehandle_create() In linehandle_create(), there is a statement like this: retain_and_null_ptr(lh); Soon after, there is a debug printout that dereferences "lh", which will crash things. Avoid the crash by using handlereq.lines, which is the same value.
- CVSS
- 5.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/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
- Analyzed
- Record last updated
- Jun 3, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Linux Linux linux:linux (from the name) | from da7e394bf58f94e9783379fef7c7fb4411b03208 before 87b9d7a4cfbed5f42af440372026270af997c766; from da7e394bf58f94e9783379fef7c7fb4411b03208 before 6af6be278e3ba2ffb6af5b796c89dfb3f5d9063e | CNA record |
linux linux_kernel linux:linux_kernel | from 6.19 before 6.19.4 | NVD |
References
- https://git.kernel.org/stable/c/87b9d7a4cfbed5f42af440372026270af997c766patch
- https://git.kernel.org/stable/c/6af6be278e3ba2ffb6af5b796c89dfb3f5d9063epatch
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.