github - ghsa-gxqp-64jf-hj53

ghsa-gxqp-64jf-hj53

Vulnerability from github

Published

2024-03-26 18:32

Modified

2024-03-26 18:32

Details

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

drm/amd/display: Fix late derefrence 'dsc' check in 'link_set_dsc_pps_packet()'

In link_set_dsc_pps_packet(), 'struct display_stream_compressor *dsc' was dereferenced in a DC_LOGGER_INIT(dsc->ctx->logger); before the 'dsc' NULL pointer check.

Fixes the below: drivers/gpu/drm/amd/amdgpu/../display/dc/link/link_dpms.c:905 link_set_dsc_pps_packet() warn: variable dereferenced before check 'dsc' (see line 903)

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{
  "affected": [],
  "aliases": [
    "CVE-2024-26647"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-03-26T18:15:10Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Fix late derefrence \u0027dsc\u0027 check in \u0027link_set_dsc_pps_packet()\u0027\n\nIn link_set_dsc_pps_packet(), \u0027struct display_stream_compressor *dsc\u0027\nwas dereferenced in a DC_LOGGER_INIT(dsc-\u003ectx-\u003elogger); before the \u0027dsc\u0027\nNULL pointer check.\n\nFixes the below:\ndrivers/gpu/drm/amd/amdgpu/../display/dc/link/link_dpms.c:905 link_set_dsc_pps_packet() warn: variable dereferenced before check \u0027dsc\u0027 (see line 903)",
  "id": "GHSA-gxqp-64jf-hj53",
  "modified": "2024-03-26T18:32:07Z",
  "published": "2024-03-26T18:32:07Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-26647"
    },
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      "url": "https://git.kernel.org/stable/c/3bb9b1f958c3d986ed90a3ff009f1e77e9553207"
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      "url": "https://git.kernel.org/stable/c/6aa5ede6665122f4c8abce3c6eba06b49e54d25c"
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}

cve-2024-26647

Vulnerability from cvelistv5

Published

2024-03-26 17:50

Modified

2024-11-05 09:13

Severity ?

Summary

drm/amd/display: Fix late derefrence 'dsc' check in 'link_set_dsc_pps_packet()'

References

▼	URL	Tags
	https://git.kernel.org/stable/c/6aa5ede6665122f4c8abce3c6eba06b49e54d25c
	https://git.kernel.org/stable/c/cf656fc7276e5b3709a81bc9d9639459be2b2647
	https://git.kernel.org/stable/c/3bb9b1f958c3d986ed90a3ff009f1e77e9553207

Impacted products

▼	Vendor	Product
	Linux	Linux
	Linux	Linux

Show details on NVD website

JSON

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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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