What’s Vulnerable › Vulnerabilities

CVE-2023-52677: riscv: Check if the code to patch lies in the exit section

• 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: 2024-05-17 · updated 2026-06-17

Description

In the Linux kernel, the following vulnerability has been resolved: riscv: Check if the code to patch lies in the exit section Otherwise we fall through to vmalloc_to_page() which panics since the address does not lie in the vmalloc region.

Affected products

• Linux kernel: from 5.7 before 5.15.148; from 5.16 before 6.1.75; from 6.2 before 6.6.14; from 6.7 before 6.7.2 — fixed in 5.15.148, 6.1.75, 6.6.14, 6.7.2

How to fix

Upgrade to a fixed version: Linux kernel 5.15.148, 6.1.75, 6.6.14, 6.7.2. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/1d7a03052846f34d624d0ab41a879adf5e85c85f
• https://git.kernel.org/stable/c/420370f3ae3d3b883813fd3051a38805160b2b9f
• https://git.kernel.org/stable/c/890cfe5337e0aaf03ece1429db04d23c88da72e7
• https://git.kernel.org/stable/c/8db56df4a954b774bdc68917046a685a9fa2e4bc
• https://git.kernel.org/stable/c/938f70d14618ec72e10d6fcf8a546134136d7c13
• https://git.kernel.org/stable/c/1d7a03052846f34d624d0ab41a879adf5e85c85f
• https://git.kernel.org/stable/c/420370f3ae3d3b883813fd3051a38805160b2b9f
• https://git.kernel.org/stable/c/890cfe5337e0aaf03ece1429db04d23c88da72e7
• https://git.kernel.org/stable/c/8db56df4a954b774bdc68917046a685a9fa2e4bc
• https://git.kernel.org/stable/c/938f70d14618ec72e10d6fcf8a546134136d7c13

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