CVE-2020-27778 · cross-distro fix matrix

CVE-2020-27778: A flaw was found in Poppler in the way certain PDF files were converted into HTML. A remote attacker could exploit this flaw by providing a malicious PDF file that, when processed by the 'pdftohtml' program, would crash the application causing a denial of service.

Affects 8 Linux releases across 8 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2020-27778 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

poppler→ fixed in0.85.0-2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y poppler
```

Debian bookworm

Source: Debian Security Tracker

poppler→ fixed in0.85.0-2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y poppler
```

Debian trixie

Source: Debian Security Tracker

poppler→ fixed in0.85.0-2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y poppler
```

Alpine v3.20

Source: Alpine secdb

poppler→ fixed in0.76.0-r0
```
apk update && apk add --upgrade poppler
```

Alpine v3.21

Source: Alpine secdb

poppler→ fixed in0.76.0-r0
```
apk update && apk add --upgrade poppler
```

Alpine edge

Source: Alpine secdb

poppler→ fixed in0.76.0-r0
```
apk update && apk add --upgrade poppler
```

Alpine v3.18

Source: Alpine secdb

poppler→ fixed in0.76.0-r0
```
apk update && apk add --upgrade poppler
```

Alpine v3.19

Source: Alpine secdb

poppler→ fixed in0.76.0-r0
```
apk update && apk add --upgrade poppler
```

Are YOU affected by CVE-2020-27778?

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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