CVE-2017-15056 · cross-distro fix matrix

CVE-2017-15056: p_lx_elf.cpp in UPX 3.94 mishandles ELF headers, which allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted binary file, as demonstrated by an Invalid Pointer Read in PackLinuxElf64::unpack().

Affects 2 Linux releases across 2 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2017-15056 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

upx-ucl→ fixed in3.94-4urgency: unimportant

sudo apt-get install --only-upgrade -y upx-ucl

Debian trixie

Source: Debian Security Tracker

upx-ucl→ fixed in3.94-4urgency: unimportant

sudo apt-get install --only-upgrade -y upx-ucl

Are YOU affected by CVE-2017-15056?

5-second check on your actual server. Reads /etc/os-release, uname -r, and the distro's package manager; matches against this same cross-source index live.

curl https://mindsparkstack.com/scan.sh | bash

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