CVE-2025-40345

UnknownEPSS 0.18%

Last modified

CVE-2025-40345 is a vulnerability of currently unknown severity. In the Linux kernel, the following vulnerability has been resolved: usb: storage: sddr55: Reject out-of-bound new_pba Discovered by Atuin - Automated Vulnerability Discovery Engine. new_pba comes from the status packet returned after each write. A bogus device could report values beyond the block count derived from info->capacity, letting the driver walk off the end of pba_to_lba[] and corrupt heap memory. Reject PBAs that exceed the computed block count and fail the transfer so we avoid touching out-of-range mapping entries.. EPSS estimates a 0.18% chance of exploitation in the next 30 days.

Description

In the Linux kernel, the following vulnerability has been resolved: usb: storage: sddr55: Reject out-of-bound new_pba Discovered by Atuin - Automated Vulnerability Discovery Engine. new_pba comes from the status packet returned after each write. A bogus device could report values beyond the block count derived from info->capacity, letting the driver walk off the end of pba_to_lba[] and corrupt heap memory. Reject PBAs that exceed the computed block count and fail the transfer so we avoid touching out-of-range mapping entries.

Metrics

EPSS Probability
0.18%

7.7th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
LinuxLinux>= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < d00a6c04a502cd52425dbf35588732c652b16490; >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 26e9b5da3231da7dc357b363883b5b7b51a64092; >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < aa64e0e17e3a5991a25e6a46007770c629039869; >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 04a8a6393f3f2f471e05eacca33282dd30b01432; >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < a20f1dd19d21dcb70140ea5a71b1f8cbe0c7e68f; >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 5ebe8d479aaf4f41ac35e6955332304193c646f6; >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < b59d4fda7e7d0aff1043a7f742487cb829f5aac1
LinuxLinux2.6.12

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2025-40345?
In the Linux kernel, the following vulnerability has been resolved: usb: storage: sddr55: Reject out-of-bound new_pba Discovered by Atuin - Automated Vulnerability Discovery Engine. new_pba comes from the status packet returned after each write. A bogus device could report values beyond the block count derived from info->capacity, letting the driver walk off the end of pba_to_lba[] and corrupt heap memory. Reject PBAs that exceed the computed block count and fail the transfer so we avoid touching out-of-range mapping entries.
How severe is CVE-2025-40345?
Severity scoring for CVE-2025-40345 is pending analysis. The EPSS model estimates a 0.18% probability of exploitation in the next 30 days.
How do I fix CVE-2025-40345?
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.

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Source: NVD / NIST