CVE-2023-2640
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2023
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
On Ubuntu kernels carrying both c914c0e27eb0 and "UBUNTU: SAUCE: overlayfs: Skip permission checking for trusted.overlayfs.* xattrs", an unprivileged user may set privileged extended attributes on the mounted files, leading them to be set on the upper files without the appropriate security checks.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
Ubuntu Kernel
- Vendor
- Canonical
- Product
- Ubuntu Kernel
- Platforms
- Linux
- Default status
unaffected- Package
- Linux
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 0 | unaffected | semver | 6.2.0-26.26 | Unavailable | None listed |
| 0 | unaffected | semver | 6.0.0-1020.20 | Unavailable | None listed |
| 0 | unaffected | semver | 5.4.0-155.172 | Unavailable | None listed |