The replace_map_fd_with_map_ptr function in kernel/bpf/verifier.c in the Linux kernel before 4.5.5 does not properly maintain an fd data structure, which allows local users to gain privileges or cause a denial of service (use-after-free) via crafted BPF instructions that reference an incorrect file descriptor.
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 |
|---|---|---|---|---|
| Amazon_linux | — | Upgrade kernel | May 18, 2016 | May 18, 2016 |
| Debian | — | Upgrade linux | Jul 30, 2024 | May 23, 2016 |
| Suse | — | Upgrade cluster-md-kmp-defaultUpgrade cluster-network-kmp-defaultUpgrade kernel-docsUpgrade gfs2-kmp-defaultUpgrade ocfs2-kmp-defaultUpgrade dlm-kmp-defaultUpgrade kernel-obs-buildUpgrade kernel-default | Jun 21, 2016 | May 23, 2016 |
| Ubuntu | — | Upgrade linux-image-4.4.0-1010-raspi2Upgrade linux-image-4.4.0-22-powerpc64-embUpgrade linux-image-4.4.0-22-powerpc-smpUpgrade linux-image-4.4.0-22-lowlatencyUpgrade linux-image-4.4.0-22-powerpc64-smpUpgrade linux-image-4.4.0-22-generic-lpaeUpgrade linux-image-4.4.0-22-genericUpgrade linux-image-4.4.0-22-powerpc-e500mcUpgrade linux-image-4.4.0-1013-snapdragon | May 18, 2016 | May 6, 2016 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | May 23, 2016 |
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