CVE-2018-19824 — Use After Free in Linux

CWE-416 — Use After Free22 documents8 sources
Severity
7.8HIGHNVD
OSV7.5OSV5.5
EPSS
0.1%
top 81.66%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
5
Linux KernelDebian LinuxCanonical Ubuntu Linux+2 more
Timeline
PublishedDec 3
Latest updateMay 13

Description

In the Linux kernel through 4.19.6, a local user could exploit a use-after-free in the ALSA driver by supplying a malicious USB Sound device (with zero interfaces) that is mishandled in usb_audio_probe in sound/usb/card.c.

CVSS vector

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages5 packages

▶Debianlinux/linux_kernel< 4.19.9-1+3
▶Ubuntulinux/linux_kernel< 3.13.0-168.218+2
▶NVDlinux/linux_kernel4.19.6
▶debiandebian/linux< linux 4.19.9-1 (bookworm)

Also affects: Debian Linux 8.0, Ubuntu Linux 12.04, 14.04, 16.04, 18.04, 18.10

Patches

Patch: bugzilla.suse.com ↗Patch: git.kernel.org ↗Patch: github.com ↗

🔴Vulnerability Details

8
GHSA
GHSA-42gx-v2fc-7h6f: In the Linux kernel through 4↗2022-05-13
▶
OSV
linux, linux-aws, linux-gcp, linux-kvm, linux-oem, linux-oracle, linux-raspi2 vulnerabilities↗2019-04-02
▶
OSV
linux-hwe, linux-azure vulnerabilities↗2019-04-02
▶
OSV
linux vulnerabilities↗2019-04-02
▶
OSV
linux-hwe, linux-aws-hwe, linux-azure, linux-gcp, linux-oracle vulnerabilities↗2019-04-02
▶

📋Vendor Advisories

11
Android
CVE-2018-19824: USB audio↗2019-10-01
▶
Ubuntu
Linux kernel (HWE) vulnerabilities↗2019-04-02
▶
Ubuntu
Linux kernel (HWE) vulnerabilities↗2019-04-02
▶
Ubuntu
Linux kernel vulnerabilities↗2019-04-02
▶
Ubuntu
Linux kernel (Trusty HWE) vulnerabilities↗2019-04-02
▶

💬Community

2
Bugzilla
CVE-2018-19824 kernel: Use-after-free in sound/usb/card.c:usb_audio_probe() [fedora-all]↗2018-12-04
▶
Bugzilla
CVE-2018-19824 kernel: Use-after-free in sound/usb/card.c:usb_audio_probe()↗2018-12-04
▶