CVE-2018-10689 · cross-distro fix matrix

CVE-2018-10689: blktrace (aka Block IO Tracing) 1.2.0, as used with the Linux kernel and Android, has a buffer overflow in the dev_map_read function in btt/devmap.c because the device and devno arrays are too small, as demonstrated by an invalid free when using the btt program with a crafted file.

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

Fix per ecosystem

Each block below is a distro release where CVE-2018-10689 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

blktrace→ fixed in1.2.0-1urgency: low

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

Debian bookworm

Source: Debian Security Tracker

blktrace→ fixed in1.2.0-1urgency: low

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

Debian trixie

Source: Debian Security Tracker

blktrace→ fixed in1.2.0-1urgency: low

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

Are YOU affected by CVE-2018-10689?

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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