Description
The do_devinfo_ioctl function in drivers/staging/comedi/comedi_fops.c in the Linux kernel before 3.1 allows local users to obtain sensitive information from kernel memory via a copy of a short string.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 6.0 | linux-2.6 | 2.6.32-35squeeze1 | DSA-2303-1 |
Advisories 1
- DSA-2303-1 linux-2.6 - several issues Debian Security (DSA / DLA) · Mar 9, 2026
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=819cbb120eaec7e014e5abd029260db1ca8c5735
- https://www.kernel.org/pub/linux/kernel/v3.x/patch-3.1.bz2
- [oss-security] 20110812 Re: CVE requests: Two kernel issues mailing-list
- https://github.com/torvalds/linux/commit/819cbb120eaec7e014e5abd029260db1ca8c5735