Is CVE-2022-3533 in the CISA KEV catalog?

No. CVE-2022-3533 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-3533?

CVE-2022-3533 has a CVSS v3 base score of 3.5 (LOW).

What is the EPSS score for CVE-2022-3533?

CVE-2022-3533 has an EPSS score of 0.42% (34th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-3533?

Upgrade libbpf on debian 12 to 1.1.0-1 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2022-3533

LOW

3.5

CVSS v3

NVD

Description

A vulnerability was found in Linux Kernel. It has been rated as problematic. This issue affects the function parse_usdt_arg of the file tools/lib/bpf/usdt.c of the component BPF. The manipulation of the argument reg_name leads to memory leak. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-211031.

CWE-404

How to fix

Remediation Available

libbpfDebian

Fixed in:1.1.0-1CVE-2022-3533

libbpfUbuntu

Fixed in:0.5.0-1ubuntu22.04.1USN-5759-1

Fixed in:0.8.0-1ubuntu22.10.1USN-5759-1

libbpf-devUbuntu

Fixed in:1:0.5.0-1ubuntu22.04.1USN-5759-1

Fixed in:1:0.8.0-1ubuntu22.10.1USN-5759-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorAdjacent

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityLow

CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Exploit Intelligence

0.42%probability of exploitation in 30 days

34thpercentile

Low risk: more likely to be exploited than 34% of all known CVEs.

References

Patch1

git.kernel.org

Third-Party Advisory1

vuldb.com

Related Vulnerabilities

Other CWE-404 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2022-44267	Medium	6.5	77%	-	Fix
CVE-2018-8120	High	7.0	74%	KEV + Ransom	-
CVE-2018-8210	High	7.8	25%	-	-
CVE-2018-8639	High	7.8	22%	KEV + Ransom	-
CVE-2023-3206	Medium	5.3	19%	-	-
CVE-2018-8450	High	8.8	16%	-	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.