Stack-based Buffer Overflow Affecting pymumu/smartdns package, versions [,48)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published26 Jan 2026
- disclosed26 Jan 2026
- creditUnknown
Introduced: 26 Jan 2026
CVE-2026-1425 (opens in a new tab)How to fix?
Upgrade pymumu/smartdns to version 48 or higher.
Overview
Affected versions of this package are vulnerable to Stack-based Buffer Overflow via the _dns_decode_rr_head and _dns_decode_SVCB_HTTPS functions in the dns.c file. An attacker can execute arbitrary code or cause a denial of service by sending specially crafted network packets to the affected service.