CVE-2016-1576
CVE-2016-1576
This page contains facts from public vulnerability sources. Check the original advisory before updating.
The overlayfs implementation in the Linux kernel through 4.5.2 does not properly restrict the mount namespace, which allows local users to gain privileges by mounting an overlayfs filesystem on top of a FUSE filesystem, and then executing a crafted setuid program.
CVSS 7.8 · High · EPSS 1.1% · Public exploit · Fix available
- Published
- Updated
Stack: system
Affected products and versions
n/a
- Versions
- n/a: Affected
No fix published
linux Debian:12
- Affected ranges
- ECOSYSTEM: < 4.5.1-1
Update to 4.5.1-1
linux Debian:13
- Affected ranges
- ECOSYSTEM: < 4.5.1-1
Update to 4.5.1-1
linux Debian:14
- Affected ranges
- ECOSYSTEM: < 4.5.1-1
Update to 4.5.1-1
linux Ubuntu:14.04:LTS
- Versions
- 3.11.0-12.19
- 3.12.0-1.3
- 3.12.0-2.5
- 3.12.0-2.7
- 3.12.0-3.8
- 3.12.0-3.9
- 3.12.0-4.10
- 3.12.0-4.12
- 3.12.0-5.13
- 3.12.0-7.15
- 3.13.0-1.16
- 3.13.0-2.17
- 3.13.0-3.18
- 3.13.0-4.19
- 3.13.0-5.20
- 3.13.0-6.23
- 3.13.0-7.25
- 3.13.0-7.26
- 3.13.0-8.27
- 3.13.0-8.28
- 3.13.0-10.30
- 3.13.0-11.31
- 3.13.0-12.32
- 3.13.0-13.33
- 3.13.0-14.34
- 3.13.0-15.35
- 3.13.0-16.36
- 3.13.0-17.37
- 3.13.0-18.38
- 3.13.0-19.39
- 3.13.0-19.40
- 3.13.0-20.42
- 3.13.0-21.43
- 3.13.0-22.44
- 3.13.0-23.45
- 3.13.0-24.46
- 3.13.0-24.47
- 3.13.0-27.50
- 3.13.0-29.53
- 3.13.0-30.54
- 3.13.0-30.55
- 3.13.0-32.57
- 3.13.0-33.58
- 3.13.0-34.60
- 3.13.0-35.62
- 3.13.0-36.63
- 3.13.0-37.64
- 3.13.0-39.66
- 3.13.0-40.69
- 3.13.0-41.70
- 3.13.0-43.72
- 3.13.0-44.73
- 3.13.0-45.74
- 3.13.0-46.75
- 3.13.0-46.76
- 3.13.0-46.77
- 3.13.0-46.79
- 3.13.0-48.80
- 3.13.0-49.81
- 3.13.0-49.83
- 3.13.0-51.84
- 3.13.0-52.85
- 3.13.0-52.86
- 3.13.0-53.88
- 3.13.0-53.89
- 3.13.0-54.91
- 3.13.0-55.92
- 3.13.0-55.94
- 3.13.0-57.95
- 3.13.0-58.97
- 3.13.0-59.98
- 3.13.0-61.100
- 3.13.0-62.102
- 3.13.0-63.103
- 3.13.0-65.105
- 3.13.0-65.106
- 3.13.0-66.108
- 3.13.0-67.110
- 3.13.0-68.111
- 3.13.0-70.113
- 3.13.0-71.114
- 3.13.0-73.116
- 3.13.0-74.118
- 3.13.0-76.120
- 3.13.0-77.121
- Affected ranges
- ECOSYSTEM: < 3.13.0-79.123
Update to 3.13.0-79.123
linux-lts-utopic Ubuntu:14.04:LTS
- Versions
- 3.16.0-25.33~14.04.2
- 3.16.0-26.35~14.04.1
- 3.16.0-28.37~14.04.1
- 3.16.0-28.38~14.04.1
- 3.16.0-29.39~14.04.1
- 3.16.0-30.40~14.04.1
- 3.16.0-31.41~14.04.1
- 3.16.0-31.43~14.04.1
- 3.16.0-33.44~14.04.1
- 3.16.0-34.45~14.04.1
- 3.16.0-34.47~14.04.1
- 3.16.0-36.48~14.04.1
- 3.16.0-37.49~14.04.1
- 3.16.0-37.51~14.04.1
- 3.16.0-38.52~14.04.1
- 3.16.0-39.53~14.04.1
- 3.16.0-40.54~14.04.1
- 3.16.0-41.55~14.04.1
- 3.16.0-41.57~14.04.1
- 3.16.0-43.58~14.04.1
- 3.16.0-44.59~14.04.1
- 3.16.0-45.60~14.04.1
- 3.16.0-46.62~14.04.1
- 3.16.0-48.64~14.04.1
- 3.16.0-49.65~14.04.1
- 3.16.0-50.66~14.04.1
- 3.16.0-50.67~14.04.1
- 3.16.0-51.69~14.04.1
- 3.16.0-52.71~14.04.1
- 3.16.0-53.72~14.04.1
- 3.16.0-55.74~14.04.1
- 3.16.0-56.75~14.04.1
- 3.16.0-57.77~14.04.1
- 3.16.0-59.79~14.04.1
- 3.16.0-60.80~14.04.1
- Affected ranges
- ECOSYSTEM: < 3.16.0-62.82~14.04.1
Update to 3.16.0-62.82~14.04.1
linux-lts-vivid Ubuntu:14.04:LTS
- Versions
- 3.19.0-18.18~14.04.1
- 3.19.0-20.20~14.04.1
- 3.19.0-21.21~14.04.1
- 3.19.0-22.22~14.04.1
- 3.19.0-23.24~14.04.1
- 3.19.0-25.26~14.04.1
- 3.19.0-26.28~14.04.1
- 3.19.0-28.30~14.04.1
- 3.19.0-30.33~14.04.1
- 3.19.0-30.34~14.04.1
- 3.19.0-31.36~14.04.1
- 3.19.0-32.37~14.04.1
- 3.19.0-33.38~14.04.1
- 3.19.0-37.42~14.04.1
- 3.19.0-39.44~14.04.1
- 3.19.0-41.46~14.04.2
- 3.19.0-42.48~14.04.1
- 3.19.0-43.49~14.04.1
- 3.19.0-47.53~14.04.1
- 3.19.0-49.55~14.04.1
- Affected ranges
- ECOSYSTEM: < 3.19.0-51.57~14.04.1
Update to 3.19.0-51.57~14.04.1
linux-lts-wily Ubuntu:14.04:LTS
- Versions
- 4.2.0-18.22~14.04.1
- 4.2.0-19.23~14.04.1
- 4.2.0-21.25~14.04.1
- 4.2.0-22.27~14.04.1
- 4.2.0-23.28~14.04.1
- 4.2.0-25.30~14.04.1
- 4.2.0-27.32~14.04.1
- Affected ranges
- ECOSYSTEM: < 4.2.0-30.35~14.04.1
Update to 4.2.0-30.35~14.04.1
Original sources
- https://launchpadlibrarian.net/235300093/0005-overlayfs-Be-more-careful-about-copying-up-sxid-file.patch
- https://launchpadlibrarian.net/235300225/0006-overlayfs-Propogate-nosuid-from-lower-and-upper-moun.patch
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=e9f57ebcba563e0cd532926cab83c92bb4d79360
- https://bugs.launchpad.net/bugs/1535150
- http://www.openwall.com/lists/oss-security/2016/02/24/8
- http://people.canonical.com/~ubuntu-security/cve/2016/CVE-2016-1576.html
- http://www.halfdog.net/Security/2016/OverlayfsOverFusePrivilegeEscalation/
- http://www.openwall.com/lists/oss-security/2021/10/18/1
- https://nvd.nist.gov/vuln/detail/CVE-2016-1576