Vulnerability Details : CVE-2022-1789
With shadow paging enabled, the INVPCID instruction results in a call to kvm_mmu_invpcid_gva. If INVPCID is executed with CR0.PG=0, the invlpg callback is not set and the result is a NULL pointer dereference.
Vulnerability category: Memory Corruption
Products affected by CVE-2022-1789
- cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-1789
0.01%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-1789
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.9
|
MEDIUM | AV:L/AC:M/Au:N/C:C/I:C/A:C |
3.4
|
10.0
|
NIST | |
|
6.8
|
MEDIUM | CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
0.9
|
5.9
|
NIST |
CWE ids for CVE-2022-1789
-
The product dereferences a pointer that it expects to be valid but is NULL.Assigned by:
- nvd@nist.gov (Primary)
- secalert@redhat.com (Secondary)
References for CVE-2022-1789
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KCEAPIVPRTJHKPF2A2HVF5XHD5XJT3MN/
[SECURITY] Fedora 36 Update: kernel-5.17.12-300.fc36 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
-
https://francozappa.github.io/about-bias/
BIASNot Applicable
-
https://bugzilla.redhat.com/show_bug.cgi?id=1832397
1832397 – (CVE-2020-10135) CVE-2020-10135 kernel: bluetooth: BR/EDR Bluetooth Impersonation Attacks (BIAS)Not Applicable
-
https://www.debian.org/security/2022/dsa-5161
Debian -- Security Information -- DSA-5161-1 linuxThird Party Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/H6JP355XFVAB33X4BNO3ERVTURFYEDB7/
[SECURITY] Fedora 35 Update: kernel-5.17.12-200.fc35 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
-
https://kb.cert.org/vuls/id/647177/
VU#647177 - Bluetooth devices supporting BR/EDR are vulnerable to impersonation attacksNot Applicable
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IBUOQTNTQ4ZCXHOCNKYIL2ZUIAZ675RD/
[SECURITY] Fedora 34 Update: kernel-5.17.12-100.fc34 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
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