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Medium 4.7Published Sep 9, 2022
CVE-2022-40307An issue was discovered in the Linux kernel through 5.19.8.
Updated under an hour ago ()
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It affects Siemens SIMATIC S7-1500 TM MFP - GNU/Linux subsystem and 2 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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An issue was discovered in the Linux kernel through 5.19.8. drivers/firmware/efi/capsule-loader.c has a race condition with a resultant use-after-free.
- CVSS
- 4.7 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:H/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
- mitre
- NVD analysis
- Modified
- Record last updated
- Oct 14, 2026
- First seen by InfoSec Signals
- Oct 14, 2026
Affected products
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 | through 5.19.8 | NVD |
debian debian_linux debian:debian_linux | 10.0; 10.0; 11.0 | NVD |
References
- https://github.com/torvalds/linux/commit/9cb636b5f6a8cc6d1b50809ec8f8d33ae0c84c95patch, third-party-advisory
- https://lists.debian.org/debian-lts-announce/2022/10/msg00000.htmlmailing-list, third-party-advisory
- https://www.debian.org/security/2022/dsa-5257vendor-advisory, third-party-advisory
- https://lists.debian.org/debian-lts-announce/2022/11/msg00001.htmlmailing-list, third-party-advisory
- https://cert-portal.siemens.com/productcert/html/ssa-794697.html
- https://cert-portal.siemens.com/productcert/html/ssa-831302.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.