CVE-2024-53103
CVE-2024-53103 is a high-severity vulnerability in Linux Linux Kernel with a CVSS 3.x base score of 7.8. 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-416.
Key facts
- Severity: High (CVSS 3.x base score 7.8)
- EPSS exploit prediction: 0% (15th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2024-51775
- Weakness: CWE-416
- Affected product: Linux Linux Kernel
- Published:
- Last modified:
Description
In the Linux kernel, the following vulnerability has been resolved: hv_sock: Initializing vsk->trans to NULL to prevent a dangling pointer When hvs is released, there is a possibility that vsk->trans may not be initialized to NULL, which could lead to a dangling pointer. This issue is resolved by initializing vsk->trans to NULL.
Frequently asked questions
- What is CVE-2024-53103?
- In the Linux kernel, the following vulnerability has been resolved: hv_sock: Initializing vsk->trans to NULL to prevent a dangling pointer When hvs is released, there is a possibility that vsk->trans may not be initialized to NULL, which could lead to a dangling pointer. This issue is resolved by initializing vsk->trans to NULL.
- How severe is CVE-2024-53103?
- CVE-2024-53103 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2024-53103 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2024-53103?
- CVE-2024-53103 primarily affects Linux Linux Kernel. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2024-53103?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- Does CVE-2024-53103 have an EU (EUVD) identifier?
- Yes. CVE-2024-53103 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-51775.
- When was CVE-2024-53103 published?
- CVE-2024-53103 was published on 2024-12-02 and last updated on 2026-06-17.
References
- https://git.kernel.org/stable/c/285266ef92f7b4bf7d26e1e95e215ce6a6badb4a
- https://git.kernel.org/stable/c/414476c4fb11be070c09ab8f3e75c9ee324a108a
- https://git.kernel.org/stable/c/4bdc5a62c6e50600d8a1c3e18fd6dce0c27c9497
- https://git.kernel.org/stable/c/4fe1d42f2acc463b733bb42e3f8e67dbc2a0eb2d
- https://git.kernel.org/stable/c/7cf25987820350cb950856c71b409e5b6eed52bd
- https://git.kernel.org/stable/c/8621725afb38e111969c64280b71480afde2aace
- https://git.kernel.org/stable/c/98d8dde9232250a57ad5ef16479bf6a349e09b80
- https://git.kernel.org/stable/c/e0fe3392371293175f25028020ded5267f4cd8e3
- https://git.kernel.org/stable/c/e629295bd60abf4da1db85b82819ca6a4f6c1e79
- https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html
- https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html
Affected products (9)
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.12:-:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.12:rc1:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.12:rc2:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.12:rc3:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.12:rc4:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.12:rc5:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.12:rc6:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.12:rc7:*:*:*:*:*:*
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