Description
cbq_classify in net/sched/sch_cbq.c in the Linux kernel through 6.1.4 allows attackers to cause a denial of service (slab-out-of-bounds read) because of type confusion (non-negative numbers can sometimes indicate a TC_ACT_SHOT condition rather than valid classification results).
Details
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected Packages
| Software | From version | Fixed in |
|---|---|---|
| linux | — | 5.15.0-69.76 |
| linux-aws | — | 5.15.0-1033.37 |
| linux-aws-5.0 | — | — |
| linux-aws-5.11 | — | — |
| linux-aws-5.13 | — | — |
| linux-aws-5.15 | — | 5.15.0-1033.37~20.04.1 |
| linux-aws-5.3 | — | — |
| linux-aws-5.4 | — | 5.4.0-1097.105~18.04.1 |
| linux-aws-5.8 | — | — |
| linux-aws-fips | — | — |
| linux-aws-hwe | — | — |
| linux-azure | — | 5.15.0-1035.42 |
| linux-azure-4.15 | — | — |
| linux-azure-5.11 | — | — |
| linux-azure-5.13 | — | — |
| linux-azure-5.15 | — | 5.15.0-1035.42~20.04.1 |
| linux-azure-5.19 | — | 5.19.0-1026.29~22.04.1 |
| linux-azure-5.3 | — | — |
| linux-azure-5.4 | — | 5.4.0-1104.110~18.04.1 |
| linux-azure-5.8 | — | — |
| linux-azure-edge | — | — |
| linux-azure-fde | — | 5.15.0-1035.42.1 |
| linux-azure-fips | — | — |
| linux-bluefield | — | — |
| linux-fips | — | — |
| linux-gcp | — | 5.15.0-1031.38 |
| linux-gcp-4.15 | — | — |
| linux-gcp-5.11 | — | — |
| linux-gcp-5.13 | — | — |
| linux-gcp-5.15 | — | 5.15.0-1031.38~20.04.1 |
| linux-gcp-5.3 | — | — |
| linux-gcp-5.4 | — | 5.4.0-1101.110~18.04.1 |
| linux-gcp-5.8 | — | — |
| linux-gcp-fips | — | — |
| linux-gke | — | 5.15.0-1030.35 |
| linux-gke-4.15 | — | — |
| linux-gke-5.15 | — | 5.15.0-1029.34~20.04.1 |
| linux-gke-5.4 | — | — |
| linux-gkeop | — | 5.15.0-1017.22 |
| linux-gkeop-5.15 | — | 5.15.0-1017.22~20.04.1 |
| linux-gkeop-5.4 | — | — |
| linux-hwe | — | — |
| linux-hwe-5.11 | — | — |
| linux-hwe-5.13 | — | — |
| linux-hwe-5.15 | — | 5.15.0-69.76~20.04.1 |
| linux-hwe-5.19 | — | 5.19.0-42.43~22.04.1 |
| linux-hwe-5.4 | — | 5.4.0-144.161~18.04.1 |
| linux-hwe-5.8 | — | — |
| linux-hwe-edge | — | — |
| linux-ibm | — | 5.15.0-1027.30 |
| linux-ibm-5.4 | — | 5.4.0-1045.50~18.04.1 |
| linux-intel-5.13 | — | — |
| linux-intel-iot-realtime | — | 5.15.0-1023.28 |
| linux-intel-iotg | — | 5.15.0-1027.32 |
| linux-intel-iotg-5.15 | — | 5.15.0-1027.32~20.04.1 |
| linux-iot | — | 5.4.0-1013.15 |
| linux-kvm | — | 5.15.0-1030.35 |
| linux-lowlatency | — | 5.15.0-69.76 |
| linux-lowlatency-hwe-5.15 | — | 5.15.0-69.76~20.04.1 |
| linux-lowlatency-hwe-5.19 | — | 5.19.0-1024.25~22.04.1 |
| linux-lts-xenial | — | — |
| linux-nvidia | — | 5.15.0-1023.23 |
| linux-nvidia-tegra-5.15 | — | 5.15.0-1014.14~20.04.1 |
| linux-oem | — | — |
| linux-oem-5.10 | — | — |
| linux-oem-5.13 | — | — |
| linux-oem-5.14 | — | — |
| linux-oem-5.17 | — | — |
| linux-oem-5.6 | — | — |
| linux-oem-6.0 | — | — |
| linux-oem-6.1 | — | 6.1.0-1007.7 |
| linux-oracle | — | 5.15.0-1032.38 |
| linux-oracle-5.0 | — | — |
| linux-oracle-5.11 | — | — |
| linux-oracle-5.13 | — | — |
| linux-oracle-5.15 | — | 5.15.0-1032.38~20.04.1 |
| linux-oracle-5.3 | — | — |
| linux-oracle-5.4 | — | 5.4.0-1094.103~18.04.1 |
| linux-oracle-5.8 | — | — |
| linux-raspi | — | 5.15.0-1026.28 |
| linux-raspi-5.4 | — | 5.4.0-1081.92~18.04.1 |
| linux-raspi-realtime | — | — |
| linux-raspi2 | — | — |
| linux-realtime | — | 5.15.0-1034.37 |
| linux-riscv | — | — |
| linux-riscv-5.11 | — | — |
| linux-riscv-5.15 | — | 5.15.0-1030.34~20.04.1 |
| linux-riscv-5.8 | — | — |
| linux-xilinx-zynqmp | — | 5.4.0-1022.26 |
References
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