VDB
CVE-2017-7482
CVE-2017-7482
PUBLISHED
In the Linux kernel before version 4.12, Kerberos 5 tickets decoded when using the RXRPC keys incorrectly assumes the size of a field. This could lead to the size-remaining variable wrapping and the data pointer going over the end of the buffer. This could possibly lead to memory corruption and possible privilege escalation.
EPSS 0.16% · 36.8th percentile
Risk Scores
EPSS Score
0.16%
36.8th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:20.04:LTS | linux-gke | 5.4.0-1033.35, 5.4.0-1035.37, 5.4.0-1036.38 |
| Ubuntu:16.04:LTS | linux | 4.3.0-1.10, 4.2.0-19.23, 4.2.0-17.21 |
| Ubuntu:16.04:LTS | linux-aws | 4.4.0-1026.35, 4.4.0-1022.31, 4.4.0-1001.10 |
| Ubuntu:16.04:LTS | linux-raspi2 | 0, 4.2.0-1014.21, 4.4.0-1003.4 |
| Ubuntu:20.04:LTS | linux-azure-fde | *, 5.4.0-1063.66+cvm3.2, 5.4.0-1065.68+cvm2.1 |
| Ubuntu:20.04:LTS | linux-raspi2 | 0, 5.3.0-1014.16, 5.3.0-1017.19 |
| Ubuntu:16.04:LTS | linux-gke | 0, 4.4.0-1014.14, 4.4.0-1018.18 |
| Ubuntu:14.04:LTS | linux-lts-xenial | 4.4.0-22.39~14.04.1, 0, 4.4.0-13.29~14.04.1 |
| Ubuntu:22.04:LTS | linux-riscv | 5.15.0-1006.6, *, 0 |
| Ubuntu:22.04:LTS | linux-intel-iot-realtime | 5.15.0-1073.75, 0 |
| Ubuntu:22.04:LTS | linux-realtime | 5.15.0-1032.35, 0 |
| Ubuntu:16.04:LTS | linux-hwe | 0, *, * |
| Ubuntu:24.04:LTS | linux-raspi-realtime | 0, 6.8.0-2019.20 |
| Ubuntu:14.04:LTS | linux | 3.13.0-23.45, 3.13.0-106.153, 3.13.0-3.18 |
| Ubuntu:16.04:LTS | linux-snapdragon | 4.4.0-1053.57, 4.4.0-1012.12, 4.4.0-1067.72 |
| Ubuntu:20.04:LTS | linux-riscv | 5.4.0-33.37, 5.4.0-39.44, 5.4.0-34.38 |
Exploit Intelligence
- Ansible role for workaround for CVE-2017-2636 (Red Hat) - https://access.redhat.com/security/cve/CVE-2017-2636 (github-poc)
- Ansible role for workaround for CVE-2017-2636 (Red Hat) - https://access.redhat.com/security/cve/CVE-2017-2636 (github-poc)
- Ansible role for workaround for CVE-2017-2636 (Red Hat) - https://access.redhat.com/security/cve/CVE-2017-2636 (github-poc)
- Ansible role for workaround for CVE-2017-2636 (Red Hat) - https://access.redhat.com/security/cve/CVE-2017-2636 (github-poc)
- Ansible role for workaround for CVE-2017-2636 (Red Hat) - https://access.redhat.com/security/cve/CVE-2017-2636 (github-poc)
- jedai47/CVE-2017-16994 (github-poc)
- jedai47/CVE-2017-16994 (github-poc)
- jedai47/CVE-2017-16994 (github-poc)
- jedai47/CVE-2017-16994 (github-poc)
- jedai47/CVE-2017-16994 (github-poc)
…and 10 more exploits
Timeline
- Jun 27, 2017 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 24, 2021 EPSS Score
- Oct 26, 2021 EPSS Score
- Dec 27, 2021 EPSS Score
- Feb 28, 2022 EPSS Score
- May 2, 2022 EPSS Score
- Jul 3, 2022 EPSS Score
- Sep 5, 2022 EPSS Score
- Nov 6, 2022 EPSS Score
- Jan 8, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2017-7482 third-party-advisory
- https://git.kernel.org/torvalds/c/5f2f97656ada8d811d3c1bef503ced266fcd53a0 third-party-advisory
- http://seclists.org/oss-sec/2017/q2/602 third-party-advisory
- https://ubuntu.com/security/notices/USN-3377-1 vendor-advisory
- https://ubuntu.com/security/notices/USN-3377-2 vendor-advisory
- https://ubuntu.com/security/notices/USN-3378-1 vendor-advisory
- https://ubuntu.com/security/notices/USN-3378-2 vendor-advisory
- https://ubuntu.com/security/notices/USN-3381-1 vendor-advisory
- https://ubuntu.com/security/notices/USN-3381-2 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2017-7482 third-party-advisory