CVE-2022-23089
CVE-2022-23089 is a medium-severity vulnerability in Freebsd with a CVSS 3.x base score of 4.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-125.
Key facts
- Severity: Medium (CVSS 3.x base score 4.7)
- EPSS exploit prediction: 0% (7th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2022-28194
- Weakness: CWE-125
- Affected product: Freebsd
- Published:
- Last modified:
Description
When dumping core and saving process information, proc_getargv() might return an sbuf which have a sbuf_len() of 0 or -1, which is not properly handled. An out-of-bound read can happen when user constructs a specially crafted ps_string, which in turn can cause the kernel to crash.
Frequently asked questions
- What is CVE-2022-23089?
- When dumping core and saving process information, proc_getargv() might return an sbuf which have a sbuf_len() of 0 or -1, which is not properly handled. An out-of-bound read can happen when user constructs a specially crafted ps_string, which in turn can cause the kernel to crash.
- How severe is CVE-2022-23089?
- CVE-2022-23089 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2022-23089 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-23089?
- CVE-2022-23089 primarily affects Freebsd. In total, 32 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2022-23089?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2022-23089 have an EU (EUVD) identifier?
- Yes. CVE-2022-23089 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-28194.
- When was CVE-2022-23089 published?
- CVE-2022-23089 was published on 2024-02-15 and last updated on 2026-06-17.
References
- https://security.freebsd.org/advisories/FreeBSD-SA-22:09.elf.asc
- https://security.netapp.com/advisory/ntap-20240415-0006/
Affected products (32)
- cpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:12.3:beta1:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:12.3:p1:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:12.3:p2:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:12.3:p3:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:12.3:p4:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:12.3:p5:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:beta1:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:beta2:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:beta3:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:beta3-p1:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:beta4:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:p1:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:p10:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:p11:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:p2:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:p3:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:p4:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:p5:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:p6:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:p7:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:p8:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:p9:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:rc1:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:rc2:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:rc3:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:rc4:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:rc5:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.0:rc5-p1:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.1:b1-p1:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.1:b2-p2:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:13.1:rc1-p1:*:*:*:*:*:*
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