Ubuntu 16.04 LTS : Libspf2 vulnerabilities (USN-6584-2)

The remote Ubuntu 16.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-6584-2 advisory. USN-6584-1 fixed several vulnerabilities in Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. This update provides the corresponding updates for CVE-2021-33912 and...

Debian DLA-2890-1 : libspf2 - LTS security update

The remote Debian 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the dla-2890 advisory. - libspf2 before 1.2.11 has a four-byte heap-based buffer overflow that might allow remote attackers to execute arbitrary code via an unauthenticated e-mail messag...

CVE-2021-33912

libspf2 before 1.2.11 has a four-byte heap-based buffer overflow that might allow remote attackers to execute arbitrary code via an unauthenticated e-mail message from anywhere on the Internet with a crafted SPF DNS record, because of incorrect sprintf usage in SPFrecordexpanddata in spfexpand.c...

CVE-2021-33913

libspf2 before 1.2.11 has a heap-based buffer overflow that might allow remote attackers to execute arbitrary code via an unauthenticated e-mail message from anywhere on the Internet with a crafted SPF DNS record, because of SPFrecordexpanddata in spfexpand.c. The amount of overflowed data depend...

CVE-2021-33913

libspf2 before 1.2.11 has a heap-based buffer overflow that might allow remote attackers to execute arbitrary code via an unauthenticated e-mail message from anywhere on the Internet with a crafted SPF DNS record, because of SPFrecordexpanddata in spfexpand.c. The amount of overflowed data depend...

CVE-2021-33912

libspf2 before 1.2.11 has a four-byte heap-based buffer overflow that might allow remote attackers to execute arbitrary code via an unauthenticated e-mail message from anywhere on the Internet with a crafted SPF DNS record, because of incorrect sprintf usage in SPFrecordexpanddata in spfexpand.c...

CVE-2021-33912

libspf2 before 1.2.11 has a four-byte heap-based buffer overflow that might allow remote attackers to execute arbitrary code via an unauthenticated e-mail message from anywhere on the Internet with a crafted SPF DNS record, because of incorrect sprintf usage in SPFrecordexpanddata in spfexpand.c...

CVE-2021-33912

libspf2 before 1.2.11 has a four-byte heap-based buffer overflow that might allow remote attackers to execute arbitrary code via an unauthenticated e-mail message from anywhere on the Internet with a crafted SPF DNS record, because of incorrect sprintf usage in SPFrecordexpanddata in spfexpand.c...

CVE-2021-33913

CVE-2021-33912 and CVE-2021-33913 affect libspf2 prior to 1.2.11. Multiple advisories (Ubuntu USN-6584-1/2, Debian DLA-2890-1, Gentoo GLSA-202401-22, Debian DLA-2890) describe heap-based buffer overflows in SPF_record_expand_data and related code, which could allow remote attackers to execute arb...

CVE-2021-33913

libspf2 before 1.2.11 has a heap-based buffer overflow that might allow remote attackers to execute arbitrary code via an unauthenticated e-mail message from anywhere on the Internet with a crafted SPF DNS record, because of SPFrecordexpanddata in spfexpand.c. The amount of overflowed data depend...

CVE-2021-33913

libspf2 before 1.2.11 has a heap-based buffer overflow that might allow remote attackers to execute arbitrary code via an unauthenticated e-mail message from anywhere on the Internet with a crafted SPF DNS record, because of SPFrecordexpanddata in spfexpand.c. The amount of overflowed data depend...