CVE-2024-50080 (GCVE-0-2024-50080)

Vulnerability from cvelistv5 – Published: 2024-10-29 00:50 – Updated: 2025-10-01 20:27
VLAI?
Title
ublk: don't allow user copy for unprivileged device
Summary
In the Linux kernel, the following vulnerability has been resolved: ublk: don't allow user copy for unprivileged device UBLK_F_USER_COPY requires userspace to call write() on ublk char device for filling request buffer, and unprivileged device can't be trusted. So don't allow user copy for unprivileged device.
Severity ?
5.5 (Medium)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: 1172d5b8beca6b899deb9f7f2850e7e47ec16198 , < 6414ab5c9c9c068eca6dc4fd3a036bc4b83164dc (git)
Affected: 1172d5b8beca6b899deb9f7f2850e7e47ec16198 , < 8f3d5686a2409877c5e8e2540774d24ed2b4a4ce (git)
Affected: 1172d5b8beca6b899deb9f7f2850e7e47ec16198 , < 42aafd8b48adac1c3b20fe5892b1b91b80c1a1e6 (git)
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    Linux Linux Affected: 6.5
Unaffected: 0 , < 6.5 (semver)
Unaffected: 6.6.58 , ≤ 6.6.* (semver)
Unaffected: 6.11.5 , ≤ 6.11.* (semver)
Unaffected: 6.12 , ≤ * (original_commit_for_fix)
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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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