CVE-2020-19499 · cross-distro fix matrix

CVE-2020-19499: An issue was discovered in heif::Box_iref::get_references in libheif 1.4.0, allows attackers to cause a Denial of Service or possibly other unspecified impact due to an invalid memory read.

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

Fix per ecosystem

Each block below is a distro release where CVE-2020-19499 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

libheif→ fixed in1.5.0-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y libheif
```

Debian bookworm

Source: Debian Security Tracker

libheif→ fixed in1.5.0-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y libheif
```

Debian trixie

Source: Debian Security Tracker

libheif→ fixed in1.5.0-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y libheif
```

Are YOU affected by CVE-2020-19499?

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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