It was discovered that socat incorrectly handled the SOCKS5 proxy server parser. A remote attacker could possibly use this issue to execute arbitrary code. ( CVE-2026-56123 ) It was discovered that socat incorrectly handled a sample script. A local attacker could possibly use this issue to overwrite arbitrary files. This issue only affected Ubuntu 24.04 LTS. ( CVE-2024-54661 )
It was discovered that socat incorrectly handled the SOCKS5 proxy server parser. A remote attacker could possibly use this issue to execute arbitrary code. ( CVE-2026-56123 )
It was discovered that socat incorrectly handled a sample script. A local attacker could possibly use this issue to overwrite arbitrary files. This issue only affected Ubuntu 24.04 LTS. ( CVE-2024-54661 )
It was discovered that socat incorrectly handled the SOCKS5 proxy server parser. A remote attacker could possibly use this issue to execute arbitrary code. ( CVE-2026-56123 ) It was discovered that socat incorrectly handled a sample script. A local attacker could possibly use this issue to overwrite arbitrary files. This issue only affected Ubuntu 24.04 LTS. ( CVE-2024-54661 )
It was discovered that socat incorrectly handled the SOCKS5 proxy server parser. A remote attacker could possibly use this issue to execute arbitrary code. ( CVE-2026-56123 )
It was discovered that socat incorrectly handled a sample script. A local attacker could possibly use this issue to overwrite arbitrary files. This issue only affected Ubuntu 24.04 LTS. ( CVE-2024-54661 )
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.
