Medium 5.5Published Sep 5, 2025

CVE-2025-39676scsi: qla4xxx: Prevent a potential error pointer dereference

Updated under an hour ago (Oct 27, 2026, 2:10 PM ET)

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Exploited in the last 30 days

In the Linux kernel, the following vulnerability has been resolved: scsi: qla4xxx: Prevent a potential error pointer dereference The qla4xxx_get_ep_fwdb() function is supposed to return NULL on error, but qla4xxx_ep_connect() returns error pointers. Propagating the error pointers will lead to an Oops in the caller, so change the error pointers to NULL.

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: Modified
Record last updated: May 12, 2026
First seen by InfoSec Signals: Oct 19, 2026

Affected products

Affected products

Linux Linux linux:linux (from the name)	from 13483730a13bef372894aefcf73760f5c6c297be before d0225f41ee70611ca88ccb22c8542ecdfa7faea8; from 13483730a13bef372894aefcf73760f5c6c297be before ad8a9d38d30c691a77c456e72b78f7932d4f234d; 13483730a13bef372894aefcf73760f5c6c297be builds before 325bf7d57c4e2a341e381c5805e454fb69dd78c3; 13483730a13bef372894aefcf73760f5c6c297be builds before 46288d12d1c30d08fbeffd05abc079f57a43a2d4; from 13483730a13bef372894aefcf73760f5c6c297be before f5ad0819f902b4b33591791b92a0350fb3692a6b; from 13483730a13bef372894aefcf73760f5c6c297be before f1424c830d6ce840341aac33fe99c8ac45447ac1; from 13483730a13bef372894aefcf73760f5c6c297be before f4bc3cdfe95115191e24592bbfc15f1d4a705a75; 13483730a13bef372894aefcf73760f5c6c297be builds before 9dcf111dd3e7ed5fce82bb108e3a3fc001c07225	CNA record
Siemens SIMATIC CN 4100 siemens:simatic_cn_4100 (from the name)	before V5.0	CISA ADP
linux linux_kernel linux:linux_kernel	from 3.2.1 before 5.4.297; from 5.5 before 5.10.241; from 5.11 before 5.15.190; from 5.16 before 6.1.149; from 6.2 before 6.6.103; from 6.7 before 6.12.44; from 6.13 before 6.16.4; 3.2; and 3 more ranges	NVD
debian debian_linux debian:debian_linux	11.0	NVD

References

References

https://git.kernel.org/stable/c/d0225f41ee70611ca88ccb22c8542ecdfa7faea8	patch
https://git.kernel.org/stable/c/ad8a9d38d30c691a77c456e72b78f7932d4f234d	patch
https://git.kernel.org/stable/c/325bf7d57c4e2a341e381c5805e454fb69dd78c3	patch
https://git.kernel.org/stable/c/46288d12d1c30d08fbeffd05abc079f57a43a2d4	patch
https://git.kernel.org/stable/c/f5ad0819f902b4b33591791b92a0350fb3692a6b	patch
https://git.kernel.org/stable/c/f1424c830d6ce840341aac33fe99c8ac45447ac1	patch
https://git.kernel.org/stable/c/f4bc3cdfe95115191e24592bbfc15f1d4a705a75	patch
https://git.kernel.org/stable/c/9dcf111dd3e7ed5fce82bb108e3a3fc001c07225	patch
https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html	third-party-advisory
https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html	third-party-advisory
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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.