Description
.A flaw was found in the CAN BCM networking protocol in the Linux kernel, where a local attacker can abuse a flaw in the CAN subsystem to corrupt memory, crash the system or escalate privileges. This race condition in net/can/bcm.c in the Linux kernel allows for local privilege escalation to root.
Details
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Packages
| Software | From version | Fixed in |
|---|---|---|
| linux | — | 5.4.0-77.86 |
| linux-aws | — | 5.4.0-1051.53 |
| linux-aws-5.0 | — | — |
| linux-aws-5.11 | — | 5.11.0-1014.15~20.04.1 |
| linux-aws-5.3 | — | — |
| linux-aws-5.4 | — | 5.4.0-1051.53~18.04.1 |
| linux-aws-5.8 | — | 5.8.0-1038.40~20.04.1 |
| linux-aws-fips | — | — |
| linux-aws-hwe | — | 4.15.0-1106.113~16.04.1 |
| linux-azure | — | 5.4.0-1051.53 |
| linux-azure-4.15 | — | 4.15.0-1118.131 |
| linux-azure-5.11 | — | 5.11.0-1012.13~20.04.1 |
| linux-azure-5.3 | — | — |
| linux-azure-5.4 | — | 5.4.0-1051.53~18.04.1 |
| linux-azure-5.8 | — | 5.8.0-1036.38~20.04.1 |
| linux-azure-edge | — | — |
| linux-azure-fips | — | — |
| linux-bluefield | — | — |
| linux-dell300x | — | 4.15.0-1022.26 |
| linux-fips | — | — |
| linux-gcp | — | 5.4.0-1046.49 |
| linux-gcp-4.15 | — | 4.15.0-1103.116 |
| linux-gcp-5.11 | — | 5.11.0-1014.16~20.04.1 |
| linux-gcp-5.3 | — | — |
| linux-gcp-5.4 | — | 5.4.0-1046.49~18.04.1 |
| linux-gcp-5.8 | — | 5.8.0-1035.37~20.04.1 |
| linux-gcp-edge | — | — |
| linux-gcp-fips | — | — |
| linux-gke | — | 5.4.0-1046.48 |
| linux-gke-4.15 | — | — |
| linux-gke-5.3 | — | 5.3.0-1044.47 |
| linux-gke-5.4 | — | 5.4.0-1046.48~18.04.1 |
| linux-gkeop | — | 5.4.0-1018.19 |
| linux-gkeop-5.4 | — | 5.4.0-1018.19~18.04.1 |
| linux-hwe | — | 5.3.0-75.71 |
| linux-hwe-5.4 | — | 5.4.0-77.86~18.04.1 |
| linux-hwe-5.8 | — | 5.8.0-59.66~20.04.1 |
| linux-hwe-edge | — | — |
| linux-intel-iot-realtime | — | — |
| linux-kvm | — | 5.4.0-1044.46 |
| linux-lts-xenial | — | 4.4.0-229.263~14.04.1 |
| linux-oem | — | — |
| linux-oem-5.10 | — | 5.10.0-1033.34 |
| linux-oem-5.13 | — | 5.13.0-1012.16 |
| linux-oem-5.6 | — | — |
| linux-oracle | — | 5.4.0-1048.52 |
| linux-oracle-5.0 | — | — |
| linux-oracle-5.11 | — | 5.11.0-1013.14~20.04.1 |
| linux-oracle-5.3 | — | — |
| linux-oracle-5.4 | — | 5.4.0-1048.52~18.04.1 |
| linux-oracle-5.8 | — | 5.8.0-1033.34~20.04.1 |
| linux-raspi | — | 5.4.0-1038.41 |
| linux-raspi-5.4 | — | 5.4.0-1038.41~18.04.1 |
| linux-raspi-realtime | — | — |
| linux-raspi2 | — | — |
| linux-raspi2-5.3 | — | 5.3.0-1041.43 |
| linux-realtime | — | — |
| linux-riscv | — | — |
| linux-riscv-5.8 | — | 5.8.0-29.31~20.04.1 |
| linux-snapdragon | — | 4.15.0-1106.115 |
References
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