What’s Vulnerable › Vulnerabilities

CVE-2018-20509

• Severity: medium (CVSS 5.5 v3.0)
• 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: 2019-04-30 · updated 2026-06-17
• Weakness: CWE-200

Description

The print_binder_ref_olocked function in drivers/android/binder.c in the Linux kernel 4.14.90 allows local users to obtain sensitive address information by reading " ref *desc *node" lines in a debugfs file.

Affected products

• Linux kernel: 4.14.90

References

• https://github.com/Yellow-Pay/CVE/blob/master/CVE-2018-20509.md
• https://security.netapp.com/advisory/ntap-20190517-0002/
• https://www.mail-archive.com/debian-security-tracker%40lists.debian.org/msg03902.html
• https://github.com/Yellow-Pay/CVE/blob/master/CVE-2018-20509.md
• https://security.netapp.com/advisory/ntap-20190517-0002/
• https://www.mail-archive.com/debian-security-tracker%40lists.debian.org/msg03902.html

Get alerted when CVE-2018-20509 or the next vulnerability affects your stack