CVE-2024-46697
CVE-2024-46697 is a critical-severity vulnerability in Linux Linux Kernel with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-665.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- EPSS exploit prediction: 0% (36th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2024-41958
- Weakness: CWE-665
- Affected product: Linux Linux Kernel
- Published:
- Last modified:
Description
In the Linux kernel, the following vulnerability has been resolved: nfsd: ensure that nfsd4_fattr_args.context is zeroed out If nfsd4_encode_fattr4 ends up doing a "goto out" before we get to checking for the security label, then args.context will be set to uninitialized junk on the stack, which we'll then try to free. Initialize it early.
Frequently asked questions
- What is CVE-2024-46697?
- In the Linux kernel, the following vulnerability has been resolved: nfsd: ensure that nfsd4_fattr_args.context is zeroed out If nfsd4_encode_fattr4 ends up doing a "goto out" before we get to checking for the security label, then args.context will be set to uninitialized junk on the stack, which we'll then try to free. Initialize it early.
- How severe is CVE-2024-46697?
- CVE-2024-46697 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2024-46697 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2024-46697?
- CVE-2024-46697 primarily affects Linux Linux Kernel. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2024-46697?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- Does CVE-2024-46697 have an EU (EUVD) identifier?
- Yes. CVE-2024-46697 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-41958.
- When was CVE-2024-46697 published?
- CVE-2024-46697 was published on 2024-09-13 and last updated on 2026-08-04.
References
- https://git.kernel.org/stable/c/dd65b324174a64558a16ebbf4c3266e5701185d0
- https://git.kernel.org/stable/c/f58bab6fd4063913bd8321e99874b8239e9ba726
Affected products (6)
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.11:rc1:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.11:rc2:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.11:rc3:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.11:rc4:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.11:rc5:*:*:*:*:*:*
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