Medium severity · published Jul 27, 2022
CVE-2022-36879
An issue was discovered in the Linux kernel through 5.18.14
5.5
CVSS
0.3%
EPSS
No
On KEV
Description
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 vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 25% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
KE
Kernel · Linux
through 5.18.14 · source: NVD
AF
A700s Firmware · Netapp
All versions, or not specified · source: NVD
AI
Active IQ Unified Manager · Netapp
All versions, or not specified · source: NVD
A5
Aff 500f Firmware · Netapp
All versions, or not specified · source: NVD
A8
Aff 8300 Firmware · Netapp
All versions, or not specified · source: NVD
A8
Aff 8700 Firmware · Netapp
All versions, or not specified · source: NVD
AA
Aff A250 Firmware · Netapp
All versions, or not specified · source: NVD
AA
Aff A400 Firmware · Netapp
All versions, or not specified · source: NVD
DL
Debian Linux · Debian
10.0; 11.0 · source: NVD
ES
E-series Santricity OS Controller · Netapp
11.0 through 11.50.2 · source: NVD
F5
Fas 500f Firmware · Netapp
All versions, or not specified · source: NVD
F8
Fas 8300 Firmware · Netapp
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-36879
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-36879
Mailing List
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=f85daf0e725358be78dfd208dea5fd665d8cb901
Patch
https://github.com/torvalds/linux/commit/f85daf0e725358be78dfd208dea5fd665d8cb901
Mailing List
https://lists.debian.org/debian-lts-announce/2022/09/msg00011.html
Mailing List
https://lists.debian.org/debian-lts-announce/2022/10/msg00000.html
Third Party Advisory
https://security.netapp.com/advisory/ntap-20220901-0007/
Third Party Advisory
https://www.debian.org/security/2022/dsa-5207
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