High severity · published Jan 8, 2024
CVE-2022-2588
It was discovered that the cls_route filter implementation in the Linux kernel would not remove an old filter from the hashtable before freeing it if its handle had the value 0
7.8
CVSS
5.9%
EPSS
No
On KEV
Description
It was discovered that the cls_route filter implementation in the Linux kernel would not remove an old filter from the hashtable before freeing it if its handle had the value 0.
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)5.9% · higher than 93% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
KE
Kernel · Linux
before 4.9.326; 4.10 before 4.14.291; 4.15 before 4.19.256; 4.20 before 5.4.211; 5.5 before 5.10.137; 5.11 before 5.15.61; +2 more · source: NVD
LI
linux · The Linux Kernel Organization
before 6.0~rc1 · source: vendor
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-2022-2588
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-2588
Third Party Advisory
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-2588
Exploit
https://github.com/Markakd/CVE-2022-2588
Mailing List
https://lore.kernel.org/netdev/20220809170518.164662-1-cascardo@canonical.com/T/#u
Third Party Advisory
https://ubuntu.com/security/notices/USN-5557-1
Third Party Advisory
https://ubuntu.com/security/notices/USN-5560-1
Third Party Advisory
https://ubuntu.com/security/notices/USN-5560-2
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