CVE-2024-46826

ELF: fix kernel.randomize_va_space double read

MEDIUM

5.5

CVSS Score

Published: September 27, 2024 at 12:39 PM UTC

Updated: June 17, 2026 at 07:56 AM UTC

1 product affected across 1 vendorLinux Kernel

Using Linux by Linux?

Get instant alerts when new vulnerabilities affect Linux - before attackers find them.

Real-time alertsTrack your software stackFree plan available

Start Free Sign In

Severity

MEDIUM5.5

Exploit prediction

EPSS 0.2%

SSVC

No known exploit

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel · Linux

95%

v < 6.1.1102.6.25 ≤ v < 6.1.1102.6.25 ≤ v < 6.10.102.6.25 ≤ v < 6.112.6.25 ≤ v < 6.6.516.2 ≤ v < 6.6.516.7 ≤ v < 6.10.102.6.2532a932332c8bad842804842eaf9651ad6268e637

Vendor states this is fixed in 1cf8cd80903073440b6ea055811d04edd24fe4f7 (fixed)

Vendor states this is fixed in 1f81d51141a234ad0a3874b4d185dc27a521cd27 (fixed)

Vendor states this is fixed in 2a97388a807b6ab5538aa8f8537b2463c6988bd2 (fixed)

Vendor states this is fixed in 53f17409abf61f66b6f05aff795e938e5ba811d1 (fixed)

Vendor states this is fixed in 2.6.25 (unaffected)

Vendor states this is fixed in 6.1.110 (unaffected)

Vendor states this is fixed in 6.10.10 (unaffected)

Vendor states this is fixed in 6.11 (unaffected)

Vendor states this is fixed in 6.6.51 (unaffected)