CVE-2019-1000019 · cross-distro fix matrix

CVE-2019-1000019: libarchive version commit bf9aec176c6748f0ee7a678c5f9f9555b9a757c1 onwards (release v3.0.2 onwards) contains a CWE-125: Out-of-bounds Read vulnerability in 7zip decompression, archive_read_support_format_7zip.c, header_bytes() that can result in a crash (denial of service). This attack appears to be

Affects 3 Linux releases across 3 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2019-1000019 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

libarchive→ fixed in3.3.3-4urgency: low

sudo apt-get install --only-upgrade -y libarchive

Debian bookworm

Source: Debian Security Tracker

libarchive→ fixed in3.3.3-4urgency: low

sudo apt-get install --only-upgrade -y libarchive

Debian trixie

Source: Debian Security Tracker

libarchive→ fixed in3.3.3-4urgency: low

sudo apt-get install --only-upgrade -y libarchive

Are YOU affected by CVE-2019-1000019?

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.

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