CVE-2024-42158 s390/pkey: Use kfree_sensitive() to fix Coccinelle warnings

2024-07-3007:47:00

Linux

www.cve.org

linux kernel

vulnerability

s390/pkey

kfree_sensitive

coccinelle warnings

memzero_explicit

kvfree_sensitive

EPSS

Percentile

9.4%

JSON

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

s390/pkey: Use kfree_sensitive() to fix Coccinelle warnings

Replace memzero_explicit() and kfree() with kfree_sensitive() to fix
warnings reported by Coccinelle:

WARNING opportunity for kfree_sensitive/kvfree_sensitive (line 1506)
WARNING opportunity for kfree_sensitive/kvfree_sensitive (line 1643)
WARNING opportunity for kfree_sensitive/kvfree_sensitive (line 1770)

CNA Affected

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/s390/crypto/pkey_api.c"
    ],
    "versions": [
      {
        "version": "1da177e4c3f4",
        "lessThan": "62151a0acde9",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1da177e4c3f4",
        "lessThan": "22e6824622e8",
        "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/s390/crypto/pkey_api.c"
    ],
    "versions": [
      {
        "version": "6.9.9",
        "lessThanOrEqual": "6.9.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.10",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]