
CVE catalog
CVE-2007-4849
fai-kernels linux-2.6 user-mode-linux - several vulnerabilities
- Severity
- Unknown
- Published
- Updated
- Source
- [NVD] · [CVE record]
- EPSS
- 0.34% · Oct 27, 2026
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. Not vulnerable. There is no support for jffs2 in the Linux kernel as distributed with Red Hat Enterprise Linux 2.1 or 3. There is no ACL support for jffs2 in the Linux kernel as distributed with Red Hat Enterprise Linux 4 or 5.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | linux-2.6 | 4.0 | 2.6.18.dfsg.1-12 | vulnerable |
| Debian | linux-2.6 | 4.0 | 2.6.18.dfsg.1-12etch1 | vulnerable |
| Debian | linux-2.6 | 4.0 | 2.6.18.dfsg.1-12etch2 | vulnerable |
| Debian | linux-2.6 | 4.0 | 2.6.18.dfsg.1-13 | vulnerable |
| Debian | linux-2.6 | 4.0 | 2.6.18.dfsg.1-13etch1 | vulnerable |
| Debian | linux-2.6 | 4.0 | 2.6.18.dfsg.1-13etch2 | vulnerable |
| Debian | linux-2.6 | 4.0 | 2.6.18.dfsg.1-13etch3 | fixed |
| Debian | fai-kernels | 4.0 | 1.17 | vulnerable |
| Debian | fai-kernels | 4.0 | 1.17+etch1 | vulnerable |
| Debian | fai-kernels | 4.0 | 1.17+etch2 | vulnerable |
| Debian | fai-kernels | 4.0 | 1.17+etch3 | vulnerable |
| Debian | fai-kernels | 4.0 | 1.17+etch4 | vulnerable |
| Debian | fai-kernels | 4.0 | 1.17+etch5 | vulnerable |
| Debian | fai-kernels | 4.0 | 1.17etch1 | vulnerable |
| Debian | fai-kernels | 4.0 | 1.17+etch.13etch3 | fixed |
| Debian | user-mode-linux | 4.0 | 2.6.18-1um-2 | vulnerable |
| Debian | user-mode-linux | 4.0 | 2.6.18-1um-2etch1 | vulnerable |
| Debian | user-mode-linux | 4.0 | 2.6.18-1um-2etch2 | vulnerable |
| Debian | user-mode-linux | 4.0 | 2.6.18-1um-2etch3 | vulnerable |
| Debian | user-mode-linux | 4.0 | 2.6.18-1um-2etch4 | vulnerable |
| Debian | user-mode-linux | 4.0 | 2.6.18-1um-2etch.13etch3 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | linux-2.6 | deb | 4.0 | 2.6.18.dfsg.1-13etch3 | Not reported | DSA-1378-2 | Not reported |
| Debian | fai-kernels | deb | 4.0 | 1.17+etch.13etch3 | Not reported | DSA-1378-2 | Not reported |
| Debian | user-mode-linux | deb | 4.0 | 2.6.18-1um-2etch.13etch3 | Not reported | DSA-1378-2 | Not reported |
OpenFactory catalog packages
No matching packages in this catalog.
Observed: