High severity · published Jan 27, 2023
CVE-2022-4139
An incorrect TLB flush issue was found in the Linux kernel’s GPU i915 kernel driver, potentially leading to random memory corruption or data leaks
7.8
CVSS
0.3%
EPSS
No
On KEV
Description
An incorrect TLB flush issue was found in the Linux kernel’s GPU i915 kernel driver, potentially leading to random memory corruption or data leaks. This flaw could allow a local user to crash the system or escalate their privileges on the system.
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)0.3% · higher than 18% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
KE
Kernel · Linux
kernel 6.1-rc7 · source: vendor, 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-2022-4139
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-4139
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=2147572
Third Party Advisory
https://security.netapp.com/advisory/ntap-20230309-0004/
Mailing List
https://www.openwall.com/lists/oss-security/2022/11/30/1
cert-portal.siemens.com
https://cert-portal.siemens.com/productcert/html/ssa-794697.html
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