The join_session_keyring function in security/keys/process_keys.c in the Linux kernel before 4.4.1 mishandles object references in a certain error case, which allows local users to gain privileges or cause a denial of service (integer overflow and use-after-free) via crafted keyctl commands.
CVSS Details
- CVSS 3.1 Base Score: 7.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Centos_linux | — | centos-upgrade-kernelcentos-upgrade-kernel-abi-whitelistscentos-upgrade-kernel-debugcentos-upgrade-kernel-debug-develcentos-upgrade-kernel-develcentos-upgrade-kernel-doccentos-upgrade-kernel-headerscentos-upgrade-kernel-toolscentos-upgrade-kernel-tools-libscentos-upgrade-kernel-tools-libs-develcentos-upgrade-perfcentos-upgrade-python-perf | Jul 6, 2016 | Jan 26, 2016 |
| Debian | debian-upgrade-linux | Feb 7, 2016 | Jan 19, 2016 | |
| Google Android | google-android-upgrade-latest | Apr 18, 2016 | Feb 7, 2016 | |
| Oracle_linux | — | oracle-linux-upgrade-kerneloracle-linux-upgrade-kernel-uek | Oct 16, 2024 | Feb 8, 2016 |
| Suse | — | suse-upgrade-cluster-md-kmp-defaultsuse-upgrade-cluster-network-kmp-defaultsuse-upgrade-dlm-kmp-defaultsuse-upgrade-gfs2-kmp-defaultsuse-upgrade-kernel-defaultsuse-upgrade-kernel-docssuse-upgrade-kernel-ec2suse-upgrade-kernel-ec2-develsuse-upgrade-kernel-ec2-extrasuse-upgrade-kernel-obs-buildsuse-upgrade-ocfs2-kmp-default | Feb 7, 2016 | Jan 20, 2016 |
| Ubuntu | ubuntu-upgrade-linux-image-3-13-0-76-genericubuntu-upgrade-linux-image-3-13-0-76-generic-lpaeubuntu-upgrade-linux-image-3-13-0-76-lowlatencyubuntu-upgrade-linux-image-3-13-0-76-powerpc-e500ubuntu-upgrade-linux-image-3-13-0-76-powerpc-e500mcubuntu-upgrade-linux-image-3-13-0-76-powerpc-smpubuntu-upgrade-linux-image-3-13-0-76-powerpc64-embubuntu-upgrade-linux-image-3-13-0-76-powerpc64-smpubuntu-upgrade-linux-image-3-16-0-59-genericubuntu-upgrade-linux-image-3-16-0-59-generic-lpaeubuntu-upgrade-linux-image-3-16-0-59-lowlatencyubuntu-upgrade-linux-image-3-16-0-59-powerpc-e500mcubuntu-upgrade-linux-image-3-16-0-59-powerpc-smpubuntu-upgrade-linux-image-3-16-0-59-powerpc64-embubuntu-upgrade-linux-image-3-16-0-59-powerpc64-smpubuntu-upgrade-linux-image-3-19-0-47-genericubuntu-upgrade-linux-image-3-19-0-47-generic-lpaeubuntu-upgrade-linux-image-3-19-0-47-lowlatencyubuntu-upgrade-linux-image-3-19-0-47-powerpc-e500mcubuntu-upgrade-linux-image-3-19-0-47-powerpc-smpubuntu-upgrade-linux-image-3-19-0-47-powerpc64-embubuntu-upgrade-linux-image-3-19-0-47-powerpc64-smpubuntu-upgrade-linux-image-4-2-0-1020-raspi2ubuntu-upgrade-linux-image-4-2-0-25-genericubuntu-upgrade-linux-image-4-2-0-25-generic-lpaeubuntu-upgrade-linux-image-4-2-0-25-lowlatencyubuntu-upgrade-linux-image-4-2-0-25-powerpc-e500mcubuntu-upgrade-linux-image-4-2-0-25-powerpc-smpubuntu-upgrade-linux-image-4-2-0-25-powerpc64-embubuntu-upgrade-linux-image-4-2-0-25-powerpc64-smp | Feb 7, 2016 | Jan 19, 2016 |
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