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Medium 5.5Published Jul 27, 2022
CVE-2022-36879An issue was discovered in the Linux kernel through 5.18.14.
Updated under an hour ago ()
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It affects Siemens SIMATIC S7-1500 TM MFP - GNU/Linux subsystem and 24 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 5.18.14. xfrm_expand_policies in net/xfrm/xfrm_policy.c can cause a refcount to be dropped twice.
- CVSS
- 5.5 MEDIUM (v3.1, CISA ADP)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
- 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 5.18.14 | NVD |
debian debian_linux debian:debian_linux | 10.0; 11.0 | NVD |
netapp a700s_firmware netapp:a700s_firmware | all versions | NVD |
netapp active_iq_unified_manager netapp:active_iq_unified_manager | all versions | NVD |
netapp e-series_santricity_os_controller netapp:e-series_santricity_os_controller | from 11.0 through 11.50.2 | NVD |
netapp hci_bootstrap_os netapp:hci_bootstrap_os | all versions | NVD |
netapp aff_8300_firmware netapp:aff_8300_firmware | all versions | NVD |
netapp fas_8300_firmware netapp:fas_8300_firmware | all versions | NVD |
netapp aff_8700_firmware netapp:aff_8700_firmware | all versions | NVD |
netapp fas_8700_firmware netapp:fas_8700_firmware | all versions | NVD |
netapp aff_a400_firmware netapp:aff_a400_firmware | all versions | NVD |
netapp fas_a400_firmware netapp:fas_a400_firmware | all versions | NVD |
netapp aff_a250_firmware netapp:aff_a250_firmware | all versions | NVD |
netapp fas_a250_firmware netapp:fas_a250_firmware | all versions | NVD |
netapp fas_500f_firmware netapp:fas_500f_firmware | all versions | NVD |
netapp aff_500f_firmware netapp:aff_500f_firmware | all versions | NVD |
netapp h300s_firmware netapp:h300s_firmware | all versions | NVD |
netapp h500s_firmware netapp:h500s_firmware | all versions | NVD |
netapp h700s_firmware netapp:h700s_firmware | all versions | NVD |
netapp h410s_firmware netapp:h410s_firmware | all versions | NVD |
netapp h410c_firmware netapp:h410c_firmware | all versions | NVD |
netapp h610c_firmware netapp:h610c_firmware | all versions | NVD |
netapp h610s_firmware netapp:h610s_firmware | all versions | NVD |
netapp h615c_firmware netapp:h615c_firmware | all versions | NVD |
References
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=f85daf0e725358be78dfd208dea5fd665d8cb901x-refsource-misc, mailing-list, patch, third-party-advisory
- https://github.com/torvalds/linux/commit/f85daf0e725358be78dfd208dea5fd665d8cb901x-refsource-misc, patch, third-party-advisory
- https://www.debian.org/security/2022/dsa-5207vendor-advisory, x-refsource-debian, third-party-advisory
- https://security.netapp.com/advisory/ntap-20220901-0007/x-refsource-confirm, third-party-advisory
- https://lists.debian.org/debian-lts-announce/2022/09/msg00011.htmlmailing-list, x-refsource-mlist, third-party-advisory
- https://lists.debian.org/debian-lts-announce/2022/10/msg00000.htmlmailing-list, x-refsource-mlist, third-party-advisory
- https://cert-portal.siemens.com/productcert/html/ssa-419740.html
- 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.