VDB
CVE-2016-6197
CVE-2016-6197
PUBLISHED
fs/overlayfs/dir.c in the OverlayFS filesystem implementation in the Linux kernel before 4.6 does not properly verify the upper dentry before proceeding with unlink and rename system-call processing, which allows local users to cause a denial of service (system crash) via a rename system call that specifies a self-hardlink.
EPSS 0.06% · 17.7th percentile
Risk Scores
EPSS Score
0.06%
17.7th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:20.04:LTS | linux-azure-fde | 5.4.0-1073.76+cvm1.1, 5.4.0-1083.87+cvm1.1, 5.4.0-1085.90+cvm2.1 |
| Ubuntu:20.04:LTS | linux-raspi2 | 0, 5.3.0-1007.8, 5.3.0-1014.16 |
| Ubuntu:20.04:LTS | linux-gkeop-5.15 | 5.15.0-1015.19~20.04.1, *, * |
| Ubuntu:16.04:LTS | linux-snapdragon | 4.4.0-1015.18, 4.4.0-1013.14, 4.4.0-1013.15 |
| Ubuntu:16.04:LTS | linux-raspi2 | 4.2.0-1013.19, 0, 4.4.0-1019.25 |
| Ubuntu:24.04:LTS | linux-lowlatency-hwe-6.11 | 6.11.0-1016.17~24.04.1, 0, 6.11.0-1012.13~24.04.1 |
| Ubuntu:24.04:LTS | linux-azure-6.11 | 0, 6.11.0-1008.8~24.04.1, * |
| Ubuntu:Pro:14.04:LTS | linux | 3.13.0-194.245, 3.13.0-58.97, 3.13.0-172.223 |
| Ubuntu:24.04:LTS | linux-raspi-realtime | 6.8.0-2019.20, 0 |
| Ubuntu:20.04:LTS | linux-gkeop | 5.4.0-1061.65, 5.4.0-1008.9, 5.4.0-1009.10 |
| Ubuntu:Pro:20.04:LTS | linux-azure-fde-5.15 | 5.15.0-1051.59~20.04.1.1, 5.15.0-1036.43~20.04.1.1, 5.15.0-1037.44~20.04.1.1 |
| Ubuntu:20.04:LTS | linux-riscv | 5.4.0-24.28, 5.4.0-34.38, 5.4.0-36.41 |
| Ubuntu:20.04:LTS | linux-gke | 5.4.0-1090.97, 0, 5.4.0-1036.38 |
| Ubuntu:24.04:LTS | linux-gcp-6.11 | 6.11.0-1006.6~24.04.2, 0, 6.11.0-1016.16~24.04.1 |
| Ubuntu:24.04:LTS | linux-hwe-6.11 | 6.11.0-26.26~24.04.1, 6.11.0-28.28~24.04.1, 6.11.0-29.29~24.04.1 |
| Ubuntu:14.04:LTS | linux-lts-xenial | 4.4.0-21.37~14.04.1, 4.4.0-22.39~14.04.1, 4.4.0-24.43~14.04.1 |
| Ubuntu:22.04:LTS | linux-intel-iot-realtime | 5.15.0-1073.75, 0 |
| Ubuntu:22.04:LTS | linux-realtime | 0, 5.15.0-1032.35 |
| Ubuntu:16.04:LTS | linux | 4.2.0-17.21, 4.3.0-2.11, 4.3.0-5.16 |
| Ubuntu:22.04:LTS | linux-riscv | 5.15.0-1017.19, 5.15.0-1016.18, 5.15.0-1015.17 |
Timeline
- Aug 6, 2016 CVE Published
- Feb 4, 2022 EPSS Score
- Mar 29, 2022 EPSS Score
- May 20, 2022 EPSS Score
- Jul 12, 2022 EPSS Score
- Sep 3, 2022 EPSS Score
- Oct 26, 2022 EPSS Score
- Dec 18, 2022 EPSS Score
- Feb 8, 2023 EPSS Score
- Mar 7, 2023 EPSS Score
- Apr 2, 2023 EPSS Score
- May 25, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2016-6197 third-party-advisory
- http://openwall.com/lists/oss-security/2016/07/11/7 third-party-advisory
- https://github.com/linux-test-project/ltp/blob/master/testcases/kernel/syscalls/rename/rename13.c third-party-advisory
- https://ubuntu.com/security/notices/USN-3070-1 vendor-advisory
- https://ubuntu.com/security/notices/USN-3070-4 vendor-advisory
- https://ubuntu.com/security/notices/USN-3070-3 vendor-advisory
- https://ubuntu.com/security/notices/USN-3070-2 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2016-6197 third-party-advisory