CVE-2025-11961

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.11% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 1.5% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

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

Red Hat severity

Low. Red Hat's rating for its own products, not a CVSS rating.

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

2025-12-31 00:56Z10 MO AGO

Last updated

2026-01-02 14:38Z10 MO AGO

Reserved

2025-10-20

Assigning CNA

Tcpdump

Record state

PUBLISHED

Severity

Low (CVSS 1.9)

CNA CVSS vector

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

Weaknesses

• CWE-122Heap-based Buffer OverflowVariant
• CWE-126Buffer Over-readVariant
• CWE-787Out-of-bounds WriteBase

Data version

5.2

Document digest

bb28ff747e16b272011ddc8c7123fdf956c3893cd9f76100cc3a3559968c5351

• github.comhttps://github.com/the-tcpdump-group/libpcap/commit/b2d2f9a9a0581c40780bde509f7cc715920f1c02patch