What’s Vulnerable › Vulnerabilities

CVE-2019-18810

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-11-07 · updated 2026-06-17
• Weakness: CWE-401

Description

A memory leak in the komeda_wb_connector_add() function in drivers/gpu/drm/arm/display/komeda/komeda_wb_connector.c in the Linux kernel before 5.3.8 allows attackers to cause a denial of service (memory consumption) by triggering drm_writeback_connector_init() failures, aka CID-a0ecd6fdbf5d.

Affected products

• Canonical Ubuntu Linux: 18.04, 19.10
• Linux kernel: from 5.3 before 5.3.8 — fixed in 5.3.8

How to fix

Upgrade to a fixed version: Linux kernel 5.3.8. Check the vendor advisory for mitigations.

References

• https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.8
• https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=a0ecd6fdbf5d648123a7315c695fb6850d702835
• https://security.netapp.com/advisory/ntap-20191205-0001/
• https://usn.ubuntu.com/4208-1/
• https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.8
• https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=a0ecd6fdbf5d648123a7315c695fb6850d702835
• https://security.netapp.com/advisory/ntap-20191205-0001/
• https://usn.ubuntu.com/4208-1/

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