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9.3
CVE-2026-46316: Linux packages may let attackers run code
CVE-2026-46316 · published today
Summary
The Linux kernel packages for Debian 13 and several Ubuntu variants can be exploited to run malicious code on a system. This could let an attacker take control or disrupt operations. Apply the latest updates from your distribution to fix the issue.
What to do
- Update debian rootio-linux to version 6.12.90-2.root.io.138.
- Update linux kernel to version 7.0.12.
- Update canonical linux-aws-6.17 to version 6.17.0-1019.19~24.04.1.
- Update canonical linux-azure-6.17 to version 6.17.0-1021.21~24.04.1.
- Update canonical linux-gcp-6.17 to version 6.17.0-1020.22~24.04.1.
- Update canonical linux-hwe-6.17 to version 6.17.0-40.40~24.04.1.
- Update canonical linux-hwe-7.0 to version 7.0.0-28.28~24.04.1.
- Update canonical linux-nvidia-6.17 to version 6.17.0-1026.26.
- Update canonical linux-oem-6.17 to version 6.17.0-1028.28.
- Update canonical linux-oracle-6.17 to version 6.17.0-1018.18~24.04.1.
- Update canonical linux-realtime-6.17 to version 6.17.0-1017.19~24.04.1.
- Update canonical linux to version 6.17.0-40.40.
- Update canonical linux-aws to version 6.17.0-1019.19.
- Update canonical linux-gcp to version 6.17.0-1020.22.
- Update canonical linux-oracle to version 6.17.0-1018.18.
- Update canonical linux-raspi to version 6.17.0-1021.21.
- Update canonical linux-realtime to version 6.17.0-1017.19.
- Update canonical linux-riscv to version 6.17.0-40.40.1.
- Update canonical linux to version 7.0.0-27.27.
- Update canonical linux-aws to version 7.0.0-1008.8.
- Update canonical linux-azure to version 7.0.0-1010.10.
- Update canonical linux-azure-fde to version 7.0.0-1009.9.
- Update canonical linux-gcp to version 7.0.0-1007.7.
- Update canonical linux-ibm to version 7.0.0-1009.9.
- Update canonical linux-nvidia to version 7.0.0-1013.13.
- Update canonical linux-oem-7.0 to version 7.0.0-1008.8.
- Update canonical linux-oracle to version 7.0.0-1007.7.
- Update canonical linux-raspi to version 7.0.0-1014.14.
- Update canonical linux-realtime to version 7.0.0-27.27.1.
- Update canonical linux-riscv to version 7.0.0-27.27.1.
- Update canonical linux-azure-7.0 to version 7.0.0-1014.14~24.04.1.
- Update debian linux to version 6.12.94-1.
- Update debian linux to version 7.0.12-1.
- Update canonical linux-gcp-7.0 to version 7.0.0-1011.11~24.04.1.
- Update canonical linux-oracle-7.0 to version 7.0.0-1011.11~24.04.1.
- Update linux to version 6.12.113-1.aikido.163.
- Update rootio-linux to version 6.12.113-1.aikido.163.
- Update linux linux to version b7b72e88046328c9fdc638fe887d4240257dd5dc or later.
Affected software
| Ecosystem | Vendor | Product | Affected versions |
|---|---|---|---|
| Debian:13 | debian | linux |
< 6.12.94-1 Fix: upgrade to 6.12.94-1
|
| Debian:14 | debian | linux |
< 7.0.12-1 Fix: upgrade to 7.0.12-1
|
| Ubuntu:16.04:LTS | canonical | linux-hwe-edge | All versions |
| Ubuntu:18.04:LTS | canonical | linux-aws-5.0 | All versions |
| Ubuntu:18.04:LTS | canonical | linux-aws-5.3 | All versions |
| Ubuntu:18.04:LTS | canonical | linux-azure | All versions |
| Ubuntu:18.04:LTS | canonical | linux-azure-5.3 | All versions |
| Ubuntu:18.04:LTS | canonical | linux-azure-edge | All versions |
| Ubuntu:18.04:LTS | canonical | linux-gcp | All versions |
| Ubuntu:18.04:LTS | canonical | linux-gcp-5.3 | All versions |
| Ubuntu:18.04:LTS | canonical | linux-gke-4.15 | All versions |
| Ubuntu:18.04:LTS | canonical | linux-gke-5.4 | All versions |
| Ubuntu:18.04:LTS | canonical | linux-gkeop-5.4 | All versions |
| Ubuntu:18.04:LTS | canonical | linux-hwe | All versions |
| Ubuntu:18.04:LTS | canonical | linux-hwe-edge | All versions |
| Ubuntu:18.04:LTS | canonical | linux-oem | All versions |
| Ubuntu:18.04:LTS | canonical | linux-oracle-5.0 | All versions |
| Ubuntu:18.04:LTS | canonical | linux-oracle-5.3 | All versions |
| Ubuntu:20.04:LTS | canonical | linux-aws-5.11 | All versions |
| Ubuntu:20.04:LTS | canonical | linux-aws-5.13 | All versions |
| Ubuntu:20.04:LTS | canonical | linux-aws-5.8 | All versions |
| Ubuntu:20.04:LTS | canonical | linux-azure-5.11 | All versions |
| Ubuntu:20.04:LTS | canonical | linux-azure-5.13 | All versions |
| Ubuntu:20.04:LTS | canonical | linux-azure-5.8 | All versions |
| Ubuntu:20.04:LTS | canonical | linux-azure-fde | All versions |
| Ubuntu:20.04:LTS | canonical | linux-gcp-5.11 | All versions |
| Ubuntu:20.04:LTS | canonical | linux-gcp-5.13 | All versions |
| Ubuntu:20.04:LTS | canonical | linux-gcp-5.8 | All versions |
| Ubuntu:20.04:LTS | canonical | linux-gke | All versions |
| Ubuntu:20.04:LTS | canonical | linux-gke-5.15 | All versions |
| Ubuntu:20.04:LTS | canonical | linux-gkeop | All versions |
| Ubuntu:20.04:LTS | canonical | linux-gkeop-5.15 | All versions |
| Ubuntu:20.04:LTS | canonical | linux-hwe-5.11 | All versions |
| Ubuntu:20.04:LTS | canonical | linux-hwe-5.13 | All versions |
| Ubuntu:20.04:LTS | canonical | linux-hwe-5.8 | All versions |
| Ubuntu:20.04:LTS | canonical | linux-intel-5.13 | All versions |
| Ubuntu:20.04:LTS | canonical | linux-oem-5.10 | All versions |
| Ubuntu:20.04:LTS | canonical | linux-oem-5.13 | All versions |
| Ubuntu:20.04:LTS | canonical | linux-oem-5.14 | All versions |
| Ubuntu:20.04:LTS | canonical | linux-oem-5.6 | All versions |
| Ubuntu:20.04:LTS | canonical | linux-oracle-5.11 | All versions |
| Ubuntu:20.04:LTS | canonical | linux-oracle-5.13 | All versions |
| Ubuntu:20.04:LTS | canonical | linux-oracle-5.8 | All versions |
| Ubuntu:20.04:LTS | canonical | linux-raspi2 | All versions |
| Ubuntu:20.04:LTS | canonical | linux-riscv | All versions |
| Ubuntu:20.04:LTS | canonical | linux-riscv-5.11 | All versions |
| Ubuntu:20.04:LTS | canonical | linux-riscv-5.8 | All versions |
| Ubuntu:22.04:LTS | canonical | linux-allwinner-5.19 | All versions |
| Ubuntu:22.04:LTS | canonical | linux-aws-5.19 | All versions |
| Ubuntu:22.04:LTS | canonical | linux-aws-6.2 | All versions |
Showing 50 of 146. Show the rest
| Ecosystem | Vendor | Product | Affected versions |
|---|---|---|---|
| Ubuntu:22.04:LTS | canonical | linux-aws-6.5 | All versions |
| Ubuntu:22.04:LTS | canonical | linux-azure-5.19 | All versions |
| Ubuntu:22.04:LTS | canonical | linux-azure-6.2 | All versions |
| Ubuntu:22.04:LTS | canonical | linux-azure-6.5 | All versions |
| Ubuntu:22.04:LTS | canonical | linux-azure-fde-5.19 | All versions |
| Ubuntu:22.04:LTS | canonical | linux-azure-fde-6.2 | All versions |
| Ubuntu:22.04:LTS | canonical | linux-azure-fde-6.8 | All versions |
| Ubuntu:22.04:LTS | canonical | linux-gcp-5.19 | All versions |
| Ubuntu:22.04:LTS | canonical | linux-gcp-6.2 | All versions |
| Ubuntu:22.04:LTS | canonical | linux-gcp-6.5 | All versions |
| Ubuntu:22.04:LTS | canonical | linux-hwe-5.19 | All versions |
| Ubuntu:22.04:LTS | canonical | linux-hwe-6.2 | All versions |
| Ubuntu:22.04:LTS | canonical | linux-hwe-6.5 | All versions |
| Ubuntu:22.04:LTS | canonical | linux-intel-iot-realtime | All versions |
| Ubuntu:22.04:LTS | canonical | linux-lowlatency-hwe-5.19 | All versions |
| Ubuntu:22.04:LTS | canonical | linux-lowlatency-hwe-6.2 | All versions |
| Ubuntu:22.04:LTS | canonical | linux-lowlatency-hwe-6.5 | All versions |
| Ubuntu:22.04:LTS | canonical | linux-nvidia-6.2 | All versions |
| Ubuntu:22.04:LTS | canonical | linux-nvidia-6.5 | All versions |
| Ubuntu:22.04:LTS | canonical | linux-oem-5.17 | All versions |
| Ubuntu:22.04:LTS | canonical | linux-oem-6.0 | All versions |
| Ubuntu:22.04:LTS | canonical | linux-oem-6.1 | All versions |
| Ubuntu:22.04:LTS | canonical | linux-oem-6.5 | All versions |
| Ubuntu:22.04:LTS | canonical | linux-oracle-6.5 | All versions |
| Ubuntu:22.04:LTS | canonical | linux-realtime | All versions |
| Ubuntu:22.04:LTS | canonical | linux-riscv | All versions |
| Ubuntu:22.04:LTS | canonical | linux-riscv-5.19 | All versions |
| Ubuntu:22.04:LTS | canonical | linux-riscv-6.5 | All versions |
| Ubuntu:22.04:LTS | canonical | linux-starfive-5.19 | All versions |
| Ubuntu:22.04:LTS | canonical | linux-starfive-6.2 | All versions |
| Ubuntu:22.04:LTS | canonical | linux-starfive-6.5 | All versions |
| Ubuntu:24.04:LTS | canonical | linux-aws-6.14 | All versions |
| Ubuntu:24.04:LTS | canonical | linux-aws-6.17 |
< 6.17.0-1019.19~24.04.1 Fix: upgrade to 6.17.0-1019.19~24.04.1
|
| Ubuntu:24.04:LTS | canonical | linux-azure-6.11 | All versions |
| Ubuntu:24.04:LTS | canonical | linux-azure-6.14 | All versions |
| Ubuntu:24.04:LTS | canonical | linux-azure-6.17 |
< 6.17.0-1021.21~24.04.1 Fix: upgrade to 6.17.0-1021.21~24.04.1
|
| Ubuntu:24.04:LTS | canonical | linux-azure-fde-6.14 | All versions |
| Ubuntu:24.04:LTS | canonical | linux-azure-fde-6.17 | All versions |
| Ubuntu:24.04:LTS | canonical | linux-azure-nvidia-6.14 | All versions |
| Ubuntu:24.04:LTS | canonical | linux-gcp-6.11 | All versions |
| Ubuntu:24.04:LTS | canonical | linux-gcp-6.14 | All versions |
| Ubuntu:24.04:LTS | canonical | linux-gcp-6.17 |
< 6.17.0-1020.22~24.04.1 Fix: upgrade to 6.17.0-1020.22~24.04.1
|
| Ubuntu:24.04:LTS | canonical | linux-hwe-6.11 | All versions |
| Ubuntu:24.04:LTS | canonical | linux-hwe-6.14 | All versions |
| Ubuntu:24.04:LTS | canonical | linux-hwe-6.17 |
< 6.17.0-40.40~24.04.1 Fix: upgrade to 6.17.0-40.40~24.04.1
|
| Ubuntu:24.04:LTS | canonical | linux-lowlatency-hwe-6.11 | All versions |
| Ubuntu:24.04:LTS | canonical | linux-nvidia-6.11 | All versions |
| Ubuntu:24.04:LTS | canonical | linux-nvidia-6.17 |
< 6.17.0-1026.26 Fix: upgrade to 6.17.0-1026.26
|
| Ubuntu:24.04:LTS | canonical | linux-oem-6.11 | All versions |
| Ubuntu:24.04:LTS | canonical | linux-oem-6.14 | All versions |
| Ubuntu:24.04:LTS | canonical | linux-oem-6.17 |
< 6.17.0-1028.28 Fix: upgrade to 6.17.0-1028.28
|
| Ubuntu:24.04:LTS | canonical | linux-oem-6.8 | All versions |
| Ubuntu:24.04:LTS | canonical | linux-oracle-6.14 | All versions |
| Ubuntu:24.04:LTS | canonical | linux-oracle-6.17 |
< 6.17.0-1018.18~24.04.1 Fix: upgrade to 6.17.0-1018.18~24.04.1
|
| Ubuntu:24.04:LTS | canonical | linux-raspi-realtime | All versions |
| Ubuntu:24.04:LTS | canonical | linux-realtime | All versions |
| Ubuntu:24.04:LTS | canonical | linux-riscv | All versions |
| Ubuntu:24.04:LTS | canonical | linux-riscv-6.14 | All versions |
| Ubuntu:24.04:LTS | canonical | linux-riscv-6.17 | All versions |
| Ubuntu:Nvidia-BlueField:24.04:LTS | canonical | linux-bluefield | All versions |
| Ubuntu:Pro:Realtime:24.04:LTS | canonical | linux-realtime-6.14 | All versions |
| Ubuntu:Pro:Realtime:24.04:LTS | canonical | linux-realtime-6.17 |
< 6.17.0-1017.19~24.04.1 Fix: upgrade to 6.17.0-1017.19~24.04.1
|
| Ubuntu:25.10 | canonical | linux |
< 6.17.0-40.40 Fix: upgrade to 6.17.0-40.40
|
| Ubuntu:25.10 | canonical | linux-aws |
< 6.17.0-1019.19 Fix: upgrade to 6.17.0-1019.19
|
| Ubuntu:25.10 | canonical | linux-azure | All versions |
| Ubuntu:25.10 | canonical | linux-azure-fde | All versions |
| Ubuntu:25.10 | canonical | linux-gcp |
< 6.17.0-1020.22 Fix: upgrade to 6.17.0-1020.22
|
| Ubuntu:25.10 | canonical | linux-oracle |
< 6.17.0-1018.18 Fix: upgrade to 6.17.0-1018.18
|
| Ubuntu:25.10 | canonical | linux-raspi |
< 6.17.0-1021.21 Fix: upgrade to 6.17.0-1021.21
|
| Ubuntu:25.10 | canonical | linux-realtime |
< 6.17.0-1017.19 Fix: upgrade to 6.17.0-1017.19
|
| Ubuntu:25.10 | canonical | linux-riscv |
< 6.17.0-40.40.1 Fix: upgrade to 6.17.0-40.40.1
|
| Ubuntu:26.04:LTS | canonical | linux |
< 7.0.0-27.27 Fix: upgrade to 7.0.0-27.27
|
| Ubuntu:26.04:LTS | canonical | linux-aws |
< 7.0.0-1008.8 Fix: upgrade to 7.0.0-1008.8
|
| Ubuntu:26.04:LTS | canonical | linux-azure |
< 7.0.0-1010.10 Fix: upgrade to 7.0.0-1010.10
|
| Ubuntu:26.04:LTS | canonical | linux-azure-fde |
< 7.0.0-1009.9 Fix: upgrade to 7.0.0-1009.9
|
| Ubuntu:26.04:LTS | canonical | linux-gcp |
< 7.0.0-1007.7 Fix: upgrade to 7.0.0-1007.7
|
| Ubuntu:26.04:LTS | canonical | linux-ibm |
< 7.0.0-1009.9 Fix: upgrade to 7.0.0-1009.9
|
| Ubuntu:26.04:LTS | canonical | linux-nvidia |
< 7.0.0-1013.13 Fix: upgrade to 7.0.0-1013.13
|
| Ubuntu:26.04:LTS | canonical | linux-oracle |
< 7.0.0-1007.7 Fix: upgrade to 7.0.0-1007.7
|
| Ubuntu:26.04:LTS | canonical | linux-raspi |
< 7.0.0-1014.14 Fix: upgrade to 7.0.0-1014.14
|
| Ubuntu:26.04:LTS | canonical | linux-realtime |
< 7.0.0-27.27.1 Fix: upgrade to 7.0.0-27.27.1
|
| Ubuntu:26.04:LTS | canonical | linux-riscv |
< 7.0.0-27.27.1 Fix: upgrade to 7.0.0-27.27.1
|
| Root:Debian:13 | debian | rootio-linux |
< 6.12.90-2.root.io.138 Fix: upgrade to 6.12.90-2.root.io.138
|
| Alpaquita:25 | bellsoft | linux-lts | >= 6.12.92-r0 |
| Alpaquita:stream | bellsoft | linux-lts | >= 6.12.92-r0 |
| Ubuntu:24.04:LTS | canonical | linux-hwe-7.0 |
< 7.0.0-28.28~24.04.1 Fix: upgrade to 7.0.0-28.28~24.04.1
|
| Ubuntu:26.04:LTS | canonical | linux-oem-7.0 |
< 7.0.0-1008.8 Fix: upgrade to 7.0.0-1008.8
|
| – | linux | linux |
< b7b72e88046328c9fdc638fe887d4240257dd5dc 6.10 |
| Linux | linux | kernel |
>= 6.19.0, < 7.0.12 Fix: upgrade to 7.0.12
|
| – | linux | linux_kernel |
>= 6.10, < 6.12.93 >= 6.13, < 6.18.35 >= 6.19, < 7.0.12 7.1 cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* |
| Ubuntu:24.04:LTS | canonical | linux-azure-7.0 |
< 7.0.0-1014.14~24.04.1 Fix: upgrade to 7.0.0-1014.14~24.04.1
|
| Ubuntu:24.04:LTS | canonical | linux-gcp-7.0 |
< 7.0.0-1011.11~24.04.1 Fix: upgrade to 7.0.0-1011.11~24.04.1
|
| Ubuntu:24.04:LTS | canonical | linux-oracle-7.0 |
< 7.0.0-1011.11~24.04.1 Fix: upgrade to 7.0.0-1011.11~24.04.1
|
| Ubuntu:24.04:LTS | canonical | linux-azure-fde-7.0 | All versions |
| Root:Debian:13 | – | linux |
< 6.12.113-1.aikido.163 Fix: upgrade to 6.12.113-1.aikido.163
|
| Root:Debian:13 | – | rootio-linux |
< 6.12.113-1.aikido.163 Fix: upgrade to 6.12.113-1.aikido.163
|
Original advisory text
CVE-2026-46316 in linux - Patched by Root
Root has patched CVE-2026-46316 in the linux package for Root:Debian:13. Multiple fixed versions available.
References
- https://ubuntu.com/security/notices/USN-8488-1 Vendor Advisory
- https://docs.bell-sw.com/security/cves/CVE-2026-46316 Vendor Advisory
- https://access.redhat.com/errata/RHSA-2026:34911 Third Party Advisory
- https://access.redhat.com/security/cve/CVE-2026-46316 Third Party Advisory
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-46316.json Third Party Advisory
- https://access.redhat.com/errata/RHSA-2026:38902
- https://access.redhat.com/errata/RHSA-2026:39371
- https://access.redhat.com/errata/RHSA-2026:44231
- https://git.kernel.org/stable/c/2bbc395e81bd29c543a0529a678327e932a7ec69
- https://git.kernel.org/stable/c/13031fb6b8357fbbcded2a7f4cba73e4781ee594
- https://git.kernel.org/stable/c/b7b72e88046328c9fdc638fe887d4240257dd5dc
- https://access.redhat.com/errata/RHSA-2026:36018 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2026:40779
- https://git.kernel.org/stable/c/9121f4605ab94969f62d1b5714ca3c6c69bd202f
- https://access.redhat.com/errata/RHSA-2026:40764
- https://access.redhat.com/errata/RHSA-2026:40787
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46316... Vendor Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2026-46316 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2486982 Third Party Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git Product
- https://security-tracker.debian.org/tracker/CVE-2026-46316 Vendor Advisory
- https://ubuntu.com/security/notices/USN-8604-1 Vendor Advisory
- https://ubuntu.com/security/notices/USN-8605-1 Vendor Advisory
- https://ubuntu.com/security/notices/USN-8728-1 Vendor Advisory
- https://ubuntu.com/security/CVE-2026-46316 Third Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2026-46316 Third Party Advisory
- https://git.kernel.org/linus/13031fb6b8357fbbcded2a7f4cba73e4781ee594 Third Party Advisory
- https://ubuntu.com/security/notices/USN-8489-1 Vendor Advisory
- https://ubuntu.com/security/notices/USN-8490-1 Vendor Advisory
- https://ubuntu.com/security/notices/USN-8491-1 Vendor Advisory
- https://ubuntu.com/security/notices/USN-8488-2 Vendor Advisory
- https://ubuntu.com/security/notices/USN-8507-1 Vendor Advisory
- https://ubuntu.com/security/notices/USN-8508-1 Vendor Advisory
- https://ubuntu.com/security/notices/USN-8490-2 Vendor Advisory
- https://ubuntu.com/security/notices/USN-8545-1 Vendor Advisory
- https://ubuntu.com/security/notices/USN-8546-1 Vendor Advisory
- https://ubuntu.com/security/notices/USN-8569-1 Vendor Advisory
- https://ubuntu.com/security/notices/USN-8603-1 Vendor Advisory
- https://ubuntu.com/security/notices/USN-8728-2 Vendor Advisory
- https://ubuntu.com/security/notices/USN-8728-3 Vendor Advisory
Internet-facing
14 days
Internal
At next upgrade
- Not known to be exploited
- Needs hands-on effort to exploit (estimated)
- Gives an attacker full control (estimated)
Type
CWE-911Improper Update of Reference Count
Timeline
Published17 Oct 2026
Updated17 Oct 2026
First seen9 Jun 2026
Sources
CVE-2026-46316 · NVD
CVE-2026-46316 · MITRE
UBUNTU-CVE-2026-46316 · OSV
BELL-CVE-2026-46316 · OSV
CVE-2026-46316 · OSV
DEBIAN-CVE-2026-46316 · OSV
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