CVE-2024-46776 drm/amd/display: Run DC_LOG_DC after checking link->link_enc

2024-09-1807:12:33

Linux

www.cve.org

linux kernel

vulnerability resolved

dc_log_dc

link->link_enc

reverse_inull

coverity

EPSS

Percentile

16.4%

JSON

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

drm/amd/display: Run DC_LOG_DC after checking link->link_enc

[WHAT]
The DC_LOG_DC should be run after link->link_enc is checked, not before.

This fixes 1 REVERSE_INULL issue reported by Coverity.

CNA Affected

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/gpu/drm/amd/display/dc/link/link_factory.c"
    ],
    "versions": [
      {
        "version": "1da177e4c3f4",
        "lessThan": "874e3bb302f9",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1da177e4c3f4",
        "lessThan": "adc74d25cdbb",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1da177e4c3f4",
        "lessThan": "3a82f62b0d9d",
        "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/gpu/drm/amd/display/dc/link/link_factory.c"
    ],
    "versions": [
      {
        "version": "6.6.51",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.10.10",
        "lessThanOrEqual": "6.10.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.11",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]