High severity · published Jan 8, 2024
CVE-2022-2586
Linux Kernel Use-After-Free Vulnerability
In wildKEV
7.8
CVSS
10.2%
EPSS
Yes
On KEV
Description
It was discovered that a nft object or expression could reference a nft set on a different nft table, leading to a use-after-free once that table was deleted.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)10.2% · higher than 96% of CVEs
Exploited in the wildYes
CISA KEVListed Jun 26, 2024
Federal remediation dueJul 17, 2024
Ransomware campaign useNot known
Affected products
Which versions
KE
Kernel · Linux
3.16 before 4.14.316; 4.15 before 4.19.256; 4.20 before 5.4.211; 5.5 before 5.10.137; 5.11 before 5.15.61; 5.16 before 5.18.18; +1 more · source: NVD, CISA, KEV
LI
linux · The Linux Kernel Organization
3.16 before 4.14.316; 4.15 before 4.19.256; 4.20 before 5.4.211; 5.5 before 5.10.137; 5.11 before 5.15.61; 5.16 before 5.18.18; +1 more · source: vendor
SS
Simatic S7-1500 TM Mfp Firmware · Siemens
before 1.1 · source: NVD
SO
Sinec OS · Siemens
before 2.4 · source: NVD
UL
Ubuntu Linux · Canonical
14.04; 16.04; 18.04; 20.04; 22.04 · source: NVD
SS
SIMATIC S7-1500 TM MFP - GNU/Linux subsystem · Siemens
before V1.1 · source: CISA
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-2586
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-2586
CISA KEV catalogue
https://www.cisa.gov/known-exploited-vulnerabilities-catalog
third-party-advisory
https://ubuntu.com/security/notices/USN-5564-1
third-party-advisory
https://ubuntu.com/security/notices/USN-5560-2
third-party-advisory
https://ubuntu.com/security/notices/USN-5582-1
third-party-advisory
https://ubuntu.com/security/notices/USN-5567-1
third-party-advisory
https://ubuntu.com/security/notices/USN-5560-1
third-party-advisory
https://ubuntu.com/security/notices/USN-5566-1
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