vulnerability
Alpine Linux: CVE-2023-23456: Out-of-bounds Write
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 4 | (AV:L/AC:M/Au:N/C:P/I:P/A:P) | Jan 12, 2023 | Aug 22, 2024 | Dec 5, 2025 |
Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
Jan 12, 2023
Added
Aug 22, 2024
Modified
Dec 5, 2025
Description
A heap-based buffer overflow issue was discovered in UPX in PackTmt::pack() in p_tmt.cpp file. The flow allows an attacker to cause a denial of service (abort) via a crafted file.
Solution
alpine-linux-upgrade-upx
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