Heap-based buffer overflow in the SPF_dns_resolv_lookup function in Spf_dns_resolv.c in libspf2 before 1.2.8 allows remote attackers to execute arbitrary code via a long DNS TXT record with a modified length field.
Product
libspf2 vulnerabilities
1 published CVE affecting libspf2, from public sources (CVE.org, NVD, CISA KEV, FIRST EPSS, OSV).
- Total
- 1
- Critical
- 0
- High
- 1
- Medium
- 0
- Low
- 0
- Unscored
- 0
- CISA KEV
- 0
Latest libspf2 CVEs
Newest publication first
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HighCVSS 10.0 EPSS 22.3%
Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.