JFFS2, as used on One Laptop Per Child (OLPC) build 542 and possibly other Linux systems, when POSIX ACL support is enabled, does not properly store permissions during (1) inode creation or (2) ACL setting, which might allow local users to access restricted files or directories after a remount of a filesystem, related to "legacy modes" and an inconsistency between dentry permissions and inode permissions.
Metrics
Affected Vendors & Products
Advisories
| Source | ID | Title |
|---|---|---|
Debian DSA |
DSA-1378-1 | New Linux 2.6.18 packages fix several vulnerabilities |
Debian DSA |
DSA-1378-2 | New Linux 2.6.18 packages fix several vulnerabilities |
EUVD |
EUVD-2007-4830 | JFFS2, as used on One Laptop Per Child (OLPC) build 542 and possibly other Linux systems, when POSIX ACL support is enabled, does not properly store permissions during (1) inode creation or (2) ACL setting, which might allow local users to access restricted files or directories after a remount of a filesystem, related to "legacy modes" and an inconsistency between dentry permissions and inode permissions. |
Ubuntu USN |
USN-558-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-574-1 | Linux kernel vulnerabilities |
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
No history.
Status: PUBLISHED
Assigner: mitre
Published:
Updated: 2024-08-07T15:08:33.820Z
Reserved: 2007-09-12T00:00:00
Link: CVE-2007-4849
No data.
Status : Deferred
Published: 2007-09-12T20:17:00.000
Modified: 2025-04-09T00:30:58.490
Link: CVE-2007-4849
No data.
OpenCVE Enrichment
No data.
Debian DSA
EUVD
Ubuntu USN