What’s Vulnerable › Vulnerabilities

CVE-2019-19543

• Severity: high (CVSS 7.8 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 2026-06-17
• Weakness: CWE-416

Description

In the Linux kernel before 5.1.6, there is a use-after-free in serial_ir_init_module() in drivers/media/rc/serial_ir.c.

Affected products

• Linux kernel: before 5.1.6 — fixed in 5.1.6

How to fix

Upgrade to a fixed version: Linux kernel 5.1.6. Check the vendor advisory for mitigations.

References

• http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00029.html
• https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.1.6
• https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=56cd26b618855c9af48c8301aa6754ced8dd0beb
• https://security.netapp.com/advisory/ntap-20200924-0005/
• http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00029.html
• https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.1.6
• https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=56cd26b618855c9af48c8301aa6754ced8dd0beb
• https://security.netapp.com/advisory/ntap-20200924-0005/

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