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CVE-2022-23222

Good to know:

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Date: January 13, 2022

kernel/bpf/verifier.c in the Linux kernel through 5.15.14 allows local users to gain privileges because of the availability of pointer arithmetic via certain *_OR_NULL pointer types.

Language: C

Severity Score

Related Resources (19)

https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FCR3LIRUEXR7CA63W5M2HT3K63MZGKBR/
https://security-tracker.debian.org/tracker/CVE-2022-23222
https://bugzilla.suse.com/show_bug.cgi?id=1194765
https://www.openwall.com/lists/oss-security/2022/01/13/1
http://www.openwall.com/lists/oss-security/2022/06/01/1
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FCR3LIRUEXR7CA63W5M2HT3K63MZGKBR/
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=64620e0a1e712a778095bd35cbb277dc2259281f
http://www.openwall.com/lists/oss-security/2022/06/04/3
https://security.netapp.com/advisory/ntap-20220217-0002/
https://nvd.nist.gov/vuln/detail/CVE-2022-23222
https://people.canonical.com/~ubuntu-security/cve/CVE-2022-23222
http://www.openwall.com/lists/oss-security/2022/06/07/3
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z5VTIZZUPC73IEJNZX66BY2YCBRZAELB/
http://www.openwall.com/lists/oss-security/2022/01/18/2
https://access.redhat.com/security/cve/CVE-2022-23222
http://www.openwall.com/lists/oss-security/2022/01/14/1
https://www.debian.org/security/2022/dsa-5050
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Z5VTIZZUPC73IEJNZX66BY2YCBRZAELB/
https://www.mend.io/vulnerability-database/CVE-2022-23222

Severity Score

Weakness Type (CWE)

NULL Pointer Dereference

CWE-476

Top Fix

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Upgrade Version

Upgrade to version linux-yocto - 4.8.26+gitAUTOINC+1c60e003c7_27efc3ba68;linux-yocto - 4.10+gitAUTOINC+805ea440c7_b259a5d744;linux-libc-headers - 5.14

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CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): COMPLETE
Integrity (I): COMPLETE
Availability (A): COMPLETE
Additional information:

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