It was discovered that DjVuLibre could be forced to execute a division by zero in certain instances. A remote attacker could possibly use this issue to cause applications to stop responding or crash, resulting in a denial of service. ( CVE-2021-46312 ) It was discovered that DjVuLibre incorrectly handled certain memory operations. If a user or automated system were tricked into processing a specially crafted DjVu file, a remote attacker could cause applications to stop responding or crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 20.04 LTS. ( CVE-2025-53367 )
It was discovered that DjVuLibre could be forced to execute a division by zero in certain instances. A remote attacker could possibly use this issue to cause applications to stop responding or crash, resulting in a denial of service. ( CVE-2021-46312 )
It was discovered that DjVuLibre incorrectly handled certain memory operations. If a user or automated system were tricked into processing a specially crafted DjVu file, a remote attacker could cause applications to stop responding or crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 20.04 LTS. ( CVE-2025-53367 )
It was discovered that DjVuLibre could be forced to execute a division by zero in certain instances. A remote attacker could possibly use this issue to cause applications to stop responding or crash, resulting in a denial of service. ( CVE-2021-46312 ) It was discovered that DjVuLibre incorrectly handled certain memory operations. If a user or automated system were tricked into processing a specially crafted DjVu file, a remote attacker could cause applications to stop responding or crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 20.04 LTS. ( CVE-2025-53367 )
It was discovered that DjVuLibre could be forced to execute a division by zero in certain instances. A remote attacker could possibly use this issue to cause applications to stop responding or crash, resulting in a denial of service. ( CVE-2021-46312 )
It was discovered that DjVuLibre incorrectly handled certain memory operations. If a user or automated system were tricked into processing a specially crafted DjVu file, a remote attacker could cause applications to stop responding or crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 20.04 LTS. ( CVE-2025-53367 )
In general, a standard system update will make all the necessary changes.
The problem can be corrected by updating your system to the following package versions:
Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.
The full story
This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.
