CVE-2024-36025 scsi: qla2xxx: Fix off by one in qla_edif_app_getstats()

2024-05-3015:07:30

Linux

github.com

linux kernel

off by one

vulnerability

qla2xxx

memory corruption

6.8 Medium

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

15.5%

JSON

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

scsi: qla2xxx: Fix off by one in qla_edif_app_getstats()

The app_reply->elem[] array is allocated earlier in this function and it
has app_req.num_ports elements. Thus this > comparison needs to be >= to
prevent memory corruption.

CNA Affected

[
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "7878f22a2e03",
        "lessThan": "8c820f7c8e9b",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "7878f22a2e03",
        "lessThan": "9fc74e367be4",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "7878f22a2e03",
        "lessThan": "60b87b5ecbe0",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "7878f22a2e03",
        "lessThan": "ea8ac95c22c9",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "7878f22a2e03",
        "lessThan": "4406e4176f47",
        "versionType": "git"
      }
    ],
    "programFiles": [
      "drivers/scsi/qla2xxx/qla_edif.c"
    ],
    "defaultStatus": "unaffected"
  },
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "5.15"
      },
      {
        "status": "unaffected",
        "version": "0",
        "lessThan": "5.15",
        "versionType": "custom"
      },
      {
        "status": "unaffected",
        "version": "5.15.156",
        "versionType": "custom",
        "lessThanOrEqual": "5.15.*"
      },
      {
        "status": "unaffected",
        "version": "6.1.87",
        "versionType": "custom",
        "lessThanOrEqual": "6.1.*"
      },
      {
        "status": "unaffected",
        "version": "6.6.28",
        "versionType": "custom",
        "lessThanOrEqual": "6.6.*"
      },
      {
        "status": "unaffected",
        "version": "6.8.7",
        "versionType": "custom",
        "lessThanOrEqual": "6.8.*"
      },
      {
        "status": "unaffected",
        "version": "6.9",
        "versionType": "original_commit_for_fix",
        "lessThanOrEqual": "*"
      }
    ],
    "programFiles": [
      "drivers/scsi/qla2xxx/qla_edif.c"
    ],
    "defaultStatus": "affected"
  }
]