Description
The hidp_setup_hid function in net/bluetooth/hidp/core.c in the Linux kernel before 3.7.6 does not properly copy a certain name field, which allows local users to obtain sensitive information from kernel memory by setting a long name and making an HIDPCONNADD ioctl call.
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 14 | linux | 3.2.39-1 | — |
| Debian 13 | linux | 3.2.39-1 | — |
| Debian 12 | linux | 3.2.39-1 | — |
| Debian 6.0 | linux-2.6 | 2.6.32-48squeeze3 | DSA-2668-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 6 | perf +15 | 2.6.32-358.6.1.el6 | RHSA-2013:0744 |
Advisories 2
- RHSA-2013:0744 Red Hat Security Advisory: kernel security and bug fix update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- DSA-2668-1 linux-2.6 - several Debian Security (DSA / DLA) · Mar 9, 2026
References
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.7.6
- USN-1805-1 vendor-advisory
- USN-1808-1 vendor-advisory
- [oss-security] 20130222 Re: CVE request: Linux kernel: Bluetooth HIDP information disclosure mailing-list
- RHSA-2013:0744 vendor-advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=914298
- https://github.com/torvalds/linux/commit/0a9ab9bdb3e891762553f667066190c1d22ad62b
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=0a9ab9bdb3e891762553f667066190c1d22ad62b