CVE-2022-41556

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

2.90% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 85.7% of scored records. A rank, not a probability.

NVD base score

7.5 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2022-10-06 00:00Z3 YR AGO

Last updated

2024-08-03 12:42Z2 YR AGO

Reserved

2022-09-26

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-401Missing Release of Memory after Effective LifetimeVariant

Data version

5.1

Document digest

d488a22c09b9cbdaf35cc6f5fe38ad3c58e00c9715fda03857b08aab3661a779

• git.lighttpd.nethttps://git.lighttpd.net/lighttpd/lighttpd1.4/commit/b18de6f9264f914f7bf493abd3b6059343548e50
• github.comhttps://github.com/lighttpd/lighttpd1.4/pull/115
• github.comhttps://github.com/lighttpd/lighttpd1.4/compare/lighttpd-1.4.66...lighttpd-1.4.67
• lists.fedoraproject.orgFEDORA-2022-c26b19568dhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OVOSBSCMLGCHH2Z74H64ZWVDFJFQTBC2/vendor-advisory
• security.gentoo.orgGLSA-202210-12https://security.gentoo.org/glsa/202210-12vendor-advisory