CVE-2025-40358 | riscv: stacktrace: Disable KASAN checks for non-current tasks

In the Linux kernel, the following vulnerability has been resolved: riscv: stacktrace: Disable KASAN checks for non-current tasks Unwinding the stack of a task other than current, KASAN would report "BUG: KASAN: out-of-bounds in walk_stackframe+0x41c/0x460" There is a same issue on x86 and has been resolved by the commit 84936118bdf3 ("x86/unwind: Disable KASAN checks for non-current tasks") The solution could be applied to RISC-V too. This patch also can solve the issue: https://seclists.org/oss-sec/2025/q4/23 [[email protected]: clean up checkpatch issues]

Published: 2025-12-16 Last update: 2026-04-15 Assigner: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Conclusion & alert: CVE-2025-40358 is rated Low Risk (6.5/100): low exploitation likelihood (EPSS 0.17%). Mandatory action: Low composite risk—no urgent action required; patch on your normal maintenance cycle and revisit priority if CVSS or EPSS increases.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2025-40358

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 0.02% 0.17% +0.15%
2 2025-12-17 0.02%

Full EPSS history (2 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2025-40358

CVSS metrics for this CVE.

No CVSS data in dataset for this CVE.

Weakness enumeration for CVE-2025-40358

OS Trackers for CVE-2025-40358

vendor priority summary link
debian not yet assigned CVE-2025-40358 not yet assigned priority: Debian including 2 source packages (linux, linux-6.1), 6 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5, open 1. https://security-tracker.debian.org/tracker/CVE-2025-40358
redhat https://access.redhat.com/security/cve/CVE-2025-40358
suse medium CVE-2025-40358 severity moderate: SUSE including 26 source package names (cluster-md-kmp-default, dlm-kmp-default, …), 317 product×package rows across 61 product lines (SLES-LTSS-TERADATA 15 SP2, SUSE Linux Enterprise High Availability Extension 15 SP3, … (61 product lines)): Known Not Affected 317. https://www.suse.com/security/cve/CVE-2025-40358/
ubuntu medium CVE-2025-40358 medium priority: Ubuntu including 157 source packages (linux, linux-allwinner-5.19, …), 1405 status rows across 9 suites (bionic, focal, jammy, noble, plucky, questing, trusty, upstream, xenial): DNE 1010, ignored 179, released 126, needed 77, not-affected 11, pending 2. https://ubuntu.com/security/CVE-2025-40358

Affected software / configurations for CVE-2025-40358

Vendor Product Version Raw CPE
No affected products in dataset.

References for CVE-2025-40358

cvelogic Threat Intelligence