Ubuntu Security Notice 6584-2 - 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 andCVE-2021-33913 in Ubuntu 16.04 LTS. Philipp Jeitner and Haya Shulman discovered that Libspf2 incorrectly handled certain inputs. If a user or an automated system were tricked into opening a specially crafted input file, a remote attacker could possibly use this issue to cause a denial of service or execute arbitrary code.
c72593cd020b70c074deb6be89fd467cc478f83334792bd3c97e0f5753dae9cdGentoo Linux Security Advisory 202401-22 - Multiple vulnerabilities have been discovered in libspf2, the worst of which can lead to remote code execution. Versions greater than or equal to 1.2.11 are affected.
4df9712baaacd6e6f669da956478624a2d0582ad60f2fbd6ecdc17e27f5e2396Ubuntu Security Notice 6584-1 - Philipp Jeitner and Haya Shulman discovered that Libspf2 incorrectly handled certain inputs. If a user or an automated system were tricked into opening a specially crafted input file, a remote attacker could possibly use this issue to cause a denial of service or execute arbitrary code. It was discovered that Libspf2 incorrectly handled certain inputs. If a user or an automated system were tricked into opening a specially crafted input file, a remote attacker could possibly use this issue to cause a denial of service or execute arbitrary code. This issue only affected Ubuntu 18.04 LTS and Ubuntu 20.04 LTS.
486e45e1623fd297d952a83d392ee0ab81d01bc53495bad464db7ee92f739a3aDebian Linux Security Advisory 4955-1 - Philipp Jeitner and Haya Shulman discovered a stack-based buffer overflow in libspf2, a library for validating mail senders with SPF, which could result in denial of service, or potentially execution of arbitrary code when processing a specially crafted SPF record.
6564d32f37928be06a9316fcdbbad6ae35a20a9b97b6589dd788e5a94c66328e
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