In the Linux kernel 5.5.0 and newer, the bpf verifier (kernel/bpf/verifier.c) did not properly restrict the register bounds for 32-bit operations, leading to out-of-bounds reads and writes in kernel memory. The vulnerability also affects the Linux 5.4 stable series, starting with v5.4.7, as the introducing commit was backported to that branch. This vulnerability was fixed in 5.6.1, 5.5.14, and 5.4.29. (issue is aka ZDI-CAN-10780)
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 |
|---|---|---|---|---|
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Apr 2, 2020 |
| Debian | — | Upgrade linux | Jul 30, 2024 | Apr 2, 2020 |
| Oracle_linux | — | Upgrade kernel-uek | Oct 5, 2022 | Mar 30, 2020 |
| Suse | — | Upgrade kernel-default | Feb 4, 2022 | Mar 30, 2020 |
| Ubuntu | — | Upgrade linux-image-5.3.0-45-genericUpgrade linux-image-gkeUpgrade linux-image-5.3.0-1015-awsUpgrade linux-image-gke-5.3Upgrade linux-image-5.3.0-45-snapdragonUpgrade linux-image-5.3.0-45-generic-lpaeUpgrade linux-image-raspi2-hwe-18.04Upgrade linux-image-gcpUpgrade linux-image-generic-lpaeUpgrade linux-image-lowlatency-hwe-18.04Upgrade linux-image-gcp-edgeUpgrade linux-image-virtualUpgrade linux-image-azure-edgeUpgrade linux-image-genericUpgrade linux-image-kvmUpgrade linux-image-generic-lpae-hwe-18.04Upgrade linux-image-5.3.0-45-lowlatencyUpgrade linux-image-lowlatencyUpgrade linux-image-generic-hwe-18.04Upgrade linux-image-raspi2Upgrade linux-image-oracleUpgrade linux-image-snapdragon-hwe-18.04Upgrade linux-image-5.3.0-1013-oracleUpgrade linux-image-5.3.0-1016-gcpUpgrade linux-image-virtual-hwe-18.04Upgrade linux-image-azureUpgrade linux-image-5.3.0-1021-raspi2Upgrade linux-image-awsUpgrade linux-image-5.3.0-1018-azureUpgrade linux-image-5.3.0-1016-gkeUpgrade linux-image-oracle-edgeUpgrade linux-image-snapdragonUpgrade linux-image-5.3.0-1014-kvm | Mar 31, 2020 | Mar 30, 2020 |
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