Low 3.5Published Oct 20, 2022

CVE-2022-3633Linux Kernel transport.c j1939_session_destroy memory leak

Updated under an hour ago (Oct 26, 2026, 1:30 PM ET)

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It affects Linux Kernel and 3 other products. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Exploited in the last 30 days

A vulnerability classified as problematic has been found in Linux Kernel. Affected is the function j1939_session_destroy of the file net/can/j1939/transport.c. The manipulation leads to memory leak. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is VDB-211932.

CVSS: 3.5 LOW (v3.1, CNA)CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Weakness (CWE): CWE-401
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulDB
NVD analysis: Modified
Record last updated: Oct 14, 2026
First seen by InfoSec Signals: Oct 14, 2026

Affected products

Affected products

Linux Kernel linux:kernel (from the name)	all versions	CNA record
Siemens SIMATIC S7-1500 TM MFP - GNU/Linux subsystem siemens:simatic_s7_1500_tm_mfp_gnu_linux_subsystem (from the name)	before V1.1	CISA ADP
linux linux_kernel linux:linux_kernel	all versions	NVD
debian debian_linux debian:debian_linux	10.0	NVD

References

References

https://vuldb.com/?id.211932	vdb-entry, technical-description, third-party-advisory
https://vuldb.com/?ctiid.211932	signature, permissions-required, third-party-advisory
https://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec-next.git/commit/?id=8c21c54a53ab21842f5050fa090f26b03c0313d6	patch, mailing-list, vendor-advisory
https://cert-portal.siemens.com/productcert/html/ssa-794697.html

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.