Security update for keybase-client
This update for keybase-client fixes the following issues: Changes in keybase-client: - CVE-2026-39824: failure to reject ASCII-only Punycode-encoded labels
AI Analysis
Technical Summary
CVE-2026-39824 describes an integer overflow vulnerability in the NewNTUnicodeString function of the golang.org/x/sys/windows package. This vulnerability is identified as CWE-190 (Integer Overflow or Wraparound). The issue has been published and a patch is available, though no CVSS score or detailed exploit information is provided. The affected software includes specific versions such as =4.7.0-r2, <1.1.1-r1, <1.0.1-r1, and others related to Microsoft and Azure Linux application gateway Kubernetes ingress components.
Potential Impact
The integer overflow could cause incorrect memory allocation or processing errors, potentially leading to application crashes or other unintended behavior. No known exploits are reported in the wild, and the severity is assessed as medium.
Mitigation Recommendations
A patch is available for this vulnerability. Users should apply the official fix from the vendor as soon as possible to mitigate the risk. No additional mitigation steps are indicated by the vendor advisory.
Security update for keybase-client
Description
This update for keybase-client fixes the following issues: Changes in keybase-client: - CVE-2026-39824: failure to reject ASCII-only Punycode-encoded labels
Affected software
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-39824 describes an integer overflow vulnerability in the NewNTUnicodeString function of the golang.org/x/sys/windows package. This vulnerability is identified as CWE-190 (Integer Overflow or Wraparound). The issue has been published and a patch is available, though no CVSS score or detailed exploit information is provided. The affected software includes specific versions such as =4.7.0-r2, <1.1.1-r1, <1.0.1-r1, and others related to Microsoft and Azure Linux application gateway Kubernetes ingress components.
Potential Impact
The integer overflow could cause incorrect memory allocation or processing errors, potentially leading to application crashes or other unintended behavior. No known exploits are reported in the wild, and the severity is assessed as medium.
Mitigation Recommendations
A patch is available for this vulnerability. Users should apply the official fix from the vendor as soon as possible to mitigate the risk. No additional mitigation steps are indicated by the vendor advisory.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- CLEANSTART-2026-VG12202
- Osv Schema Version
- 1.7.3
- Ecosystems
- ["Alpine"]
- State
- PUBLISHED
Threat ID: 6a7f4429bf8831d53962678f
Added to database: 08/14/2026, 16:36:57 UTC
Last enriched: 09/13/2026, 13:01:28 UTC
Last updated: 09/29/2026, 01:47:41 UTC
Views: 28
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