CVE-2010-3904 Linux Kernel: software flaw
In plain words: A mistake in the software that attackers have found a way to abuse. Depends on the product — see the description and the vendor advisory.
Confirmed exploited by CISA on · US federal patch deadline Jun 2, 2023
What to do
- Install Linux's security update for Kernel. If no update exists, follow the vendor's workaround or stop using the product until one ships.
- Turn on automatic updates for the operating system and for Office, PDF and archive apps.
- Be careful with unexpected attachments — documents, .zip/.rar files and shortcuts are common bait.
- Use a normal (non-admin) account day to day and keep built-in protection like Microsoft Defender on.
Who is affected
Could reach you. This one is aimed at devices or apps of the kind people own.
What's at risk: Your files, saved passwords and accounts. Many of these let a program that is already running gain full administrator control.
The details
- Official name
- Linux Kernel Improper Input Validation Vulnerability
- Product
- Linux Kernel
- CISA description
- Linux Kernel contains an improper input validation vulnerability in the Reliable Datagram Sockets (RDS) protocol implementation that allows local users to gain privileges via crafted use of the sendmsg and recvmsg system calls.
- Type of flaw
- Software flaw (CWE-20)
- Confirmed exploited
- May 12, 2023
- US federal patch deadline
- Jun 2, 2023
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Answering about CVE-2010-3904 ·
Questions about CVE-2010-3904
Is CVE-2010-3904 being exploited?
Yes. CISA added CVE-2010-3904 to its Known Exploited Vulnerabilities catalog on May 12, 2023, which means there is reliable evidence of real-world attacks.
How do I fix CVE-2010-3904?
Install Linux's security update for Kernel. If no update exists, follow the vendor's workaround or stop using the product until one ships. Turn on automatic updates for the operating system and for Office, PDF and archive apps.
Am I affected by CVE-2010-3904?
Only if you use Linux Kernel. This one is aimed at devices or apps of the kind people own.