JFFS2, as used on One Laptop Per Child (OLPC) build...
Vulnerability Description
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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- http://lists.infradead.org/pipermail/linux-mtd-cvs/2007-August/005897.html
- http://secunia.com/advisories/26978
- http://secunia.com/advisories/28706
- http://www.securityfocus.com/bid/25838
- http://git.infradead.org/?p=mtd-2.6.git%3Ba=commitdiff%3Bh=9ed437c50d89eabae763dd422579f73fdebf288d
- http://dev.laptop.org/ticket/2732
- http://www.ubuntu.com/usn/usn-558-1
- http://www.ubuntu.com/usn/usn-574-1
- http://secunia.com/advisories/28170
- http://www.debian.org/security/2007/dsa-1378
Affected Vendor
one laptop per child
View all reports →Affected Software
Timeline
CVSS Vectors
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.