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NVD Vulnerability Details :
CVE-2026-24883
Analyzed
More InfoOfficial Page
Source-cve@mitre.org
View Known Exploited Vulnerability (KEV) details
Published At-27 Jan, 2026 | 19:16
Updated At-06 Feb, 2026 | 18:06

In GnuPG before 2.5.17, a long signature packet length causes parse_signature to return success with sig->data[] set to a NULL value, leading to a denial of service (application crash).

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary3.13.7LOW
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Primary3.15.5MEDIUM
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Type: Secondary
Version: 3.1
Base score: 3.7
Base severity: LOW
Vector:
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Type: Primary
Version: 3.1
Base score: 5.5
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CPE Matches
gnupg
gnupg
>>gnupg>>Versions from 2.5.13(inclusive) to 2.5.17(exclusive)
cpe:2.3:a:gnupg:gnupg:*:*:*:*:-:*:*:*
gpg4win
gpg4win
>>gpg4win>>Versions from 5.0.0(inclusive) to 5.0.1(exclusive)
cpe:2.3:a:gpg4win:gpg4win:*:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-476Secondarycve@mitre.org
CWE ID: CWE-476
Type: Secondary
Source: cve@mitre.org
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://dev.gnupg.org/T8049cve@mitre.org
Patch
Product
https://www.openwall.com/lists/oss-security/2026/01/27/8cve@mitre.org
Mailing List
Third Party Advisory
Hyperlink: https://dev.gnupg.org/T8049
Source: cve@mitre.org
Resource:
Patch
Product
Hyperlink: https://www.openwall.com/lists/oss-security/2026/01/27/8
Source: cve@mitre.org
Resource:
Mailing List
Third Party Advisory
Change History
0Changes found
Details not found