fuse: use exclusive lock when FUSE_I_CACHE_IO_MODE is set

CVE-2024-47746
5.5MEDIUM

Key Information

Vendor
Linux
Status
Linux
Vendor
CVE Published:
21 October 2024

Summary

In the Linux kernel, the following vulnerability has been resolved: fuse: use exclusive lock when FUSE_I_CACHE_IO_MODE is set This may be a typo. The comment has said shared locks are not allowed when this bit is set. If using shared lock, the wait in `fuse_file_cached_io_open` may be forever.

Affected Version(s)

Linux < 205c1d802683

Linux < 4e181761ffec

Linux < 2f3d8ff45798

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published.

Collectors

NVD DatabaseMitre Database
.