vulnerability
FreeBSD: VID-915855ad-283d-4597-b01e-e0bf611db78b (CVE-2023-42118): libspf2 -- Integer Underflow Remote Code Execution
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 8 | (AV:A/AC:L/Au:N/C:C/I:C/A:C) | Oct 4, 2023 | Dec 10, 2025 | Dec 10, 2025 |
Severity
8
CVSS
(AV:A/AC:L/Au:N/C:C/I:C/A:C)
Published
Oct 4, 2023
Added
Dec 10, 2025
Modified
Dec 10, 2025
Description
Trendmicro ZDI reports: Integer Underflow Remote Code Execution Vulnerability The specific flaw exists within the parsing of SPF macros. When parsing SPF macros, the process does not properly validate user-supplied data, which can result in an integer underflow before writing to memory. An attacker can leverage this vulnerability to execute code in the context of the service account.
Solution
freebsd-upgrade-package-libspf2
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