What’s Vulnerable › Vulnerabilities
CVE-2019-11884
- Severity: low (CVSS 3.3 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.5% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2019-05-10 · updated 2026-06-17
Description
The do_hidp_sock_ioctl function in net/bluetooth/hidp/sock.c in the Linux kernel before 5.0.15 allows a local user to obtain potentially sensitive information from kernel stack memory via a HIDPCONNADD command, because a name field may not end with a '\0' character.
Affected products
- Canonical Ubuntu Linux: 16.04, 18.04, 19.04
- Debian Linux: 8.0, 9.0
- Fedoraproject Fedora: 28, 29, 30
- Linux kernel: before 5.0.15 — fixed in 5.0.15
- openSUSE Leap: 15.0, 15.1, 42.3
- Red Hat Enterprise Linux: 8.0
- RedHat Enterprise Linux Eus: 8.1, 8.2, 8.4, 8.6
- RedHat Enterprise Linux For Real Time: 8.0
- RedHat Enterprise Linux For Real Time For Nfv Tus: 8.2, 8.4, 8.6
- RedHat Enterprise Linux For Real Time Tus: 8.2, 8.4, 8.6
- RedHat Enterprise Linux Server Aus: 8.2, 8.4, 8.6
- RedHat Enterprise Linux Server Tus: 8.2, 8.4, 8.6
How to fix
Upgrade to a fixed version: Linux kernel 5.0.15. Check the vendor advisory for mitigations.
References
- http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00037.html
- http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00043.html
- http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00071.html
- http://www.securityfocus.com/bid/108299
- https://access.redhat.com/errata/RHSA-2019:3309
- https://access.redhat.com/errata/RHSA-2019:3517
- https://access.redhat.com/errata/RHSA-2020:0740
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.15
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=a1616a5ac99ede5d605047a9012481ce7ff18b16
- https://github.com/torvalds/linux/commit/a1616a5ac99ede5d605047a9012481ce7ff18b16
- https://lists.debian.org/debian-lts-announce/2019/06/msg00010.html
- https://lists.debian.org/debian-lts-announce/2019/06/msg00011.html
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