What’s Vulnerable › Vulnerabilities

CVE-2019-19530

• Severity: medium (CVSS 4.6 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-12-03 · updated 2026-10-08
• Weakness: CWE-416

Description

In the Linux kernel before 5.2.10, there is a use-after-free bug that can be caused by a malicious USB device in the drivers/usb/class/cdc-acm.c driver, aka CID-c52873e5a1ef.

Affected products

• Debian Linux: 8.0
• Linux kernel: before 5.2.10 — fixed in 5.2.10
• openSUSE Leap: 15.1

How to fix

Upgrade to a fixed version: Linux kernel 5.2.10. Check the vendor advisory for mitigations.

References

• http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00029.html
• http://www.openwall.com/lists/oss-security/2019/12/03/4
• https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2.10
• https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c52873e5a1ef72f845526d9f6a50704433f9c625
• https://lists.debian.org/debian-lts-announce/2020/01/msg00013.html
• https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html
• http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00029.html
• http://www.openwall.com/lists/oss-security/2019/12/03/4
• https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2.10
• https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c52873e5a1ef72f845526d9f6a50704433f9c625
• https://lists.debian.org/debian-lts-announce/2020/01/msg00013.html
• https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html

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