CVE-2024-36032 Bluetooth: qca: fix info leak when fetching fw build id

2024-05-3015:23:47

Linux

www.cve.org

cve-2024-36032

qca

fix info leak

bluetooth

linux kernel

6.6 Medium

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

15.5%

JSON

In the Linux kernel, the following vulnerability has been resolved:

Bluetooth: qca: fix info leak when fetching fw build id

Add the missing sanity checks and move the 255-byte build-id buffer off
the stack to avoid leaking stack data through debugfs in case the
build-info reply is malformed.

CNA Affected

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/bluetooth/btqca.c",
      "drivers/bluetooth/btqca.h"
    ],
    "versions": [
      {
        "version": "c0187b0bd3e9",
        "lessThan": "57062aa13e87",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c0187b0bd3e9",
        "lessThan": "6b63e0ef4d3c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c0187b0bd3e9",
        "lessThan": "a571044cc0a0",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c0187b0bd3e9",
        "lessThan": "cda0d6a198e2",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/bluetooth/btqca.c",
      "drivers/bluetooth/btqca.h"
    ],
    "versions": [
      {
        "version": "5.12",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.12",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.1.91",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.6.31",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.8.10",
        "lessThanOrEqual": "6.8.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.9",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]