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CVE-2022-40768: linux kernel through 5.19.9 (inclusive); +4 more affected products
CVE-2022-40768. CVSS 3.1 base score 5.5 (MEDIUM, NVD). EPSS 0.00292 (percentile 0.20188), scored 13-Oct-2026.
Affected technology
linux kernel · through 5.19.9 (inclusive)
linux
fedora · 35
fedoraproject
fedora · 36
fedoraproject
fedora · 37
fedoraproject
debian linux · 10.0
debian
n/a · n/a
Vendor not specified by the source
SIMATIC S7-1500 TM MFP - GNU/Linux subsystem · 0 to before V1.1
Siemens
Description’s affected range: through 5.19.9
Component: Not specified by the source
Attack conditions (NVD, CVSS 3.1): Local · Low privileges required · No user interaction required
What an attacker can do
Local users can obtain sensitive information from kernel memory because stex_queuecommand_lck lacks a memset for the PASSTHRU_CMD case. NVD’s CVSS 3.1 assessment (base score 5.5/10) rates confidentiality impact as high; integrity and availability impact as none.
- CWE
- CWE-908
- CCR priority
- 22.1 /100 (P4)
- CVSS 3.1
- 5.5 /10 · CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N · NVD
- EPSS
- 0.00292 · percentile 0.20188 · 2026-10-13
- KEV
- no
Provenance
- GitHub Advisory Database · Source record · observed 2026-10-15 01:13:25.227066+00:00 UTC
- NVD CVE API 2.0 · Source record · observed 2026-10-15 01:07:31.726917+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2022-40768.html