01 Record

CVE-2026-121994

Gdb: gdb: stack buffer overflow in fetch_register_using_p via unchecked p-reply length

HighPUBLISHEDCNA: redhat

CNA base score8.8 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

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02 Description

Gdb: gdb: stack buffer overflow in fetch_register_using_p via unchecked p-reply length

03 Exploitation and scoring

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: Not scored by EPSS
EPSS percentile: Not scored by EPSS
NVD base score: The NVD has published no score for this record
NVD CVSS vector: No NVD score to derive
NVD analysis status: Not recorded
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.