What’s Vulnerable › Vulnerabilities

CVE-2024-46826: ELF: fix kernel.randomize_va_space double read

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-09-27 · updated 2026-06-17

Description

In the Linux kernel, the following vulnerability has been resolved: ELF: fix kernel.randomize_va_space double read ELF loader uses "randomize_va_space" twice. It is sysctl and can change at any moment, so 2 loads could see 2 different values in theory with unpredictable consequences. Issue exactly one load for consistent value across one exec.

Affected products

• Linux kernel: before 6.1.110; from 6.2 before 6.6.51; from 6.7 before 6.10.10 — fixed in 6.1.110, 6.10.10, 6.6.51

How to fix

Upgrade to a fixed version: Linux kernel 6.1.110, 6.10.10, 6.6.51. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/1cf8cd80903073440b6ea055811d04edd24fe4f7
• https://git.kernel.org/stable/c/1f81d51141a234ad0a3874b4d185dc27a521cd27
• https://git.kernel.org/stable/c/2a97388a807b6ab5538aa8f8537b2463c6988bd2
• https://git.kernel.org/stable/c/53f17409abf61f66b6f05aff795e938e5ba811d1
• https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html

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