CVE-2016-4997
High
Description
The compat IPT_SO_SET_REPLACE and IP6T_SO_SET_REPLACE setsockopt implementations in the netfilter subsystem in the Linux kernel before 4.6.3 allow local users to gain privileges or cause a denial of service (memory corruption) by leveraging in-container root access to provide a crafted offset value that triggers an unintended decrement.
SeverityHigh
CVSS7.8
Exploit probability—
Product
Linux Kernel
PublishedJul 3, 2016
First seenJul 3, 2016
How to fix
Update
- linux linux_kernel3.2.80, 3.10.103, 3.12.62, 3.14.73, 3.16.37, 3.18.37, 4.1.28, 4.4.14, 4.6.3 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 2.6.17 ≤ v < 3.2.80, 3.3 ≤ v < 3.10.103, 3.11 ≤ v < 3.12.62, 3.13 ≤ v < 3.14.73, 3.15 ≤ v < 3.16.37, 3.17 ≤ v < 3.18.37, 3.19 ≤ v < 4.1.28, 4.2 ≤ v < 4.4.14, 4.5 ≤ v < 4.6.3 | 3.2.80, 3.10.103, 3.12.62, 3.14.73, 3.16.37, 3.18.37, 4.1.28, 4.4.14, 4.6.3 |
| canonical ubuntu_linux | 12.04, 14.04, 15.10, 16.04 | — |
| novell suse_linux_enterprise_software_development_kit | 12.0 | — |
| novell suse_linux_enterprise_desktop | 12.0 | — |
| novell suse_linux_enterprise_live_patching | 12.0 | — |
| novell suse_linux_enterprise_module_for_public_cloud | 12.0 | — |
| novell suse_linux_enterprise_real_time_extension | 12.0 | — |
| novell suse_linux_enterprise_server | 12.0 | — |
| novell suse_linux_enterprise_workstation_extension | 12.0 | — |
| oracle linux | 7 | — |
| debian debian_linux | 8.0 | — |
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