CVE-2024-35828 wifi: libertas: fix some memleaks in lbs_allocate_cmd_buffer()

2024-05-1713:41:12

Linux

github.com

linux kernel

vulnerability

wifi

libertas

memleaks

lbs_allocate_cmd_buffer

cmdarray

cve

6.8 Medium

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

13.2%

JSON

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

wifi: libertas: fix some memleaks in lbs_allocate_cmd_buffer()

In the for statement of lbs_allocate_cmd_buffer(), if the allocation of
cmdarray[i].cmdbuf fails, both cmdarray and cmdarray[i].cmdbuf needs to
be freed. Otherwise, there will be memleaks in lbs_allocate_cmd_buffer().

CNA Affected

[
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "876c9d3aeb98",
        "lessThan": "96481624fb5a",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "876c9d3aeb98",
        "lessThan": "bea9573c795a",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "876c9d3aeb98",
        "lessThan": "f0dd27314c7a",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "876c9d3aeb98",
        "lessThan": "e888c4461e10",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "876c9d3aeb98",
        "lessThan": "4d99d267da34",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "876c9d3aeb98",
        "lessThan": "da10f6b7918a",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "876c9d3aeb98",
        "lessThan": "d219724d4b0d",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "876c9d3aeb98",
        "lessThan": "8e243ac649c1",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "876c9d3aeb98",
        "lessThan": "5f0e4aede01c",
        "versionType": "git"
      }
    ],
    "programFiles": [
      "drivers/net/wireless/marvell/libertas/cmd.c"
    ],
    "defaultStatus": "unaffected"
  },
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "2.6.22"
      },
      {
        "status": "unaffected",
        "version": "0",
        "lessThan": "2.6.22",
        "versionType": "custom"
      },
      {
        "status": "unaffected",
        "version": "4.19.311",
        "versionType": "custom",
        "lessThanOrEqual": "4.19.*"
      },
      {
        "status": "unaffected",
        "version": "5.4.273",
        "versionType": "custom",
        "lessThanOrEqual": "5.4.*"
      },
      {
        "status": "unaffected",
        "version": "5.10.214",
        "versionType": "custom",
        "lessThanOrEqual": "5.10.*"
      },
      {
        "status": "unaffected",
        "version": "5.15.153",
        "versionType": "custom",
        "lessThanOrEqual": "5.15.*"
      },
      {
        "status": "unaffected",
        "version": "6.1.83",
        "versionType": "custom",
        "lessThanOrEqual": "6.1.*"
      },
      {
        "status": "unaffected",
        "version": "6.6.23",
        "versionType": "custom",
        "lessThanOrEqual": "6.6.*"
      },
      {
        "status": "unaffected",
        "version": "6.7.11",
        "versionType": "custom",
        "lessThanOrEqual": "6.7.*"
      },
      {
        "status": "unaffected",
        "version": "6.8.2",
        "versionType": "custom",
        "lessThanOrEqual": "6.8.*"
      },
      {
        "status": "unaffected",
        "version": "6.9",
        "versionType": "original_commit_for_fix",
        "lessThanOrEqual": "*"
      }
    ],
    "programFiles": [
      "drivers/net/wireless/marvell/libertas/cmd.c"
    ],
    "defaultStatus": "affected"
  }
]