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CVE-2023-53080

MEDIUMCVSS 5.5/10EPSS 0.18%

Last modified

CVE-2023-53080 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. In the Linux kernel, the following vulnerability has been resolved: xsk: Add missing overflow check in xdp_umem_reg The number of chunks can overflow u32. Make sure to return -EINVAL on overflow. EPSS estimates a 0.18% chance of exploitation in the next 30 days.

Description

In the Linux kernel, the following vulnerability has been resolved: xsk: Add missing overflow check in xdp_umem_reg The number of chunks can overflow u32. Make sure to return -EINVAL on overflow. Also remove a redundant u32 cast assigning umem->npgs.

Metrics

CVSS 3.1
5.5/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS Probability
0.18%

7.4th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersionsUpdate
LinuxLinux Kernel>= 4.18, < 5.10.177—
LinuxLinux Kernel>= 5.11, < 5.15.105—
LinuxLinux Kernel>= 5.16, < 6.1.22—
LinuxLinux Kernel>= 6.2, < 6.2.9—
LinuxLinux Kernel6.3Rc1

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2023-53080?
In the Linux kernel, the following vulnerability has been resolved: xsk: Add missing overflow check in xdp_umem_reg The number of chunks can overflow u32. Make sure to return -EINVAL on overflow. Also remove a redundant u32 cast assigning umem->npgs.
How severe is CVE-2023-53080?
CVE-2023-53080 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.18% probability of exploitation in the next 30 days.
How do I fix CVE-2023-53080?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-53080?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST