Vulnerability Details : CVE-2022-23222
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.
Exploit prediction scoring system (EPSS) score for CVE-2022-23222
Probability of exploitation activity in the next 30 days: 0.04%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 6 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2022-23222
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
7.2
|
HIGH | AV:L/AC:L/Au:N/C:C/I:C/A:C |
3.9
|
10.0
|
NIST |
|
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2022-23222
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A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit.Assigned by: nvd@nist.gov (Primary)
References for CVE-2022-23222
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https://bugzilla.suse.com/show_bug.cgi?id=1194765
1194765 – (CVE-2022-23222) VUL-0: CVE-2022-23222: kernel-source: eBPF Improper Input Validation Vulnerability
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http://www.openwall.com/lists/oss-security/2022/06/07/3
oss-security - Re: Linux Kernel eBPF Improper Input Validation VulnerabilityMailing List;Third Party Advisory
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https://www.openwall.com/lists/oss-security/2022/01/13/1
oss-security - Linux Kernel eBPF Improper Input Validation VulnerabilityMailing List;Third Party Advisory
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https://security.netapp.com/advisory/ntap-20220217-0002/
CVE-2022-23222 Linux Kernel Vulnerability in NetApp Products | NetApp Product SecurityThird Party Advisory
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https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=64620e0a1e712a778095bd35cbb277dc2259281f
bpf: Fix out of bounds access for ringbuf helpers - kernel/git/torvalds/linux.git - Linux kernel source tree
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https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Z5VTIZZUPC73IEJNZX66BY2YCBRZAELB/
[SECURITY] Fedora 34 Update: kernel-5.16.11-100.fc34 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
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http://www.openwall.com/lists/oss-security/2022/01/18/2
oss-security - Re: Linux Kernel eBPF Improper Input Validation VulnerabilityExploit;Mailing List;Third Party Advisory
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http://www.openwall.com/lists/oss-security/2022/06/04/3
oss-security - Re: Linux Kernel eBPF Improper Input Validation VulnerabilityMailing List;Third Party Advisory
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http://www.openwall.com/lists/oss-security/2022/06/01/1
oss-security - Re: Linux Kernel eBPF Improper Input Validation VulnerabilityMailing List;Patch;Third Party Advisory
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https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FCR3LIRUEXR7CA63W5M2HT3K63MZGKBR/
[SECURITY] Fedora 35 Update: kernel-5.16.11-200.fc35 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
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https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FCR3LIRUEXR7CA63W5M2HT3K63MZGKBR/
[SECURITY] Fedora 35 Update: kernel-5.16.11-200.fc35 - package-announce - Fedora Mailing-Lists
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https://www.debian.org/security/2022/dsa-5050
Debian -- Security Information -- DSA-5050-1 linuxThird Party Advisory
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https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z5VTIZZUPC73IEJNZX66BY2YCBRZAELB/
[SECURITY] Fedora 34 Update: kernel-5.16.11-100.fc34 - package-announce - Fedora Mailing-Lists
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http://www.openwall.com/lists/oss-security/2022/01/14/1
oss-security - Re: Linux Kernel eBPF Improper Input Validation VulnerabilityMailing List;Third Party Advisory
Products affected by CVE-2022-23222
- cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- 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:netapp:h410c_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h300s_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h500s_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h700s_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h300e_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h500e_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h700e_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h410s_firmware:-:*:*:*:*:*:*:*