{
  "schemaVersion": 1,
  "attribution": [
    {
      "source": "CISA Known Exploited Vulnerabilities",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "licence": "US government work"
    },
    {
      "source": "GitHub Advisory Database",
      "url": "https://github.com/advisories",
      "licence": "CC BY 4.0"
    },
    {
      "source": "Have I Been Pwned",
      "url": "https://haveibeenpwned.com/",
      "licence": "CC BY 4.0"
    },
    {
      "source": "CVE Program (CVE records)",
      "url": "https://www.cve.org/Legal/TermsOfUse",
      "licence": "CVE Terms of Use",
      "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.",
      "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss/",
      "licence": "free to use; FIRST requests attribution"
    }
  ],
  "record": {
    "id": "CVE-2024-46798",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2024-46798",
    "idYear": 2024,
    "status": "PUBLISHED",
    "publishedAt": "2024-09-18T07:12:52.628Z",
    "updatedAt": "2026-08-05T11:38:37.461Z",
    "importedAt": "2026-10-24T01:57:16.009Z",
    "snapshot": {
      "id": "cve_2026-10-24_midnight_baseline",
      "at": "2026-10-24T00:00:00.000Z",
      "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z"
    },
    "facts": {
      "title": "ASoC: dapm: Fix UAF for snd_soc_pcm_runtime object",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nASoC: dapm: Fix UAF for snd_soc_pcm_runtime object\n\nWhen using kernel with the following extra config,\n\n  - CONFIG_KASAN=y\n  - CONFIG_KASAN_GENERIC=y\n  - CONFIG_KASAN_INLINE=y\n  - CONFIG_KASAN_VMALLOC=y\n  - CONFIG_FRAME_WARN=4096\n\nkernel detects that snd_pcm_suspend_all() access a freed\n'snd_soc_pcm_runtime' object when the system is suspended, which\nleads to a use-after-free bug:\n\n[   52.047746] BUG: KASAN: use-after-free in snd_pcm_suspend_all+0x1a8/0x270\n[   52.047765] Read of size 1 at addr ffff0000b9434d50 by task systemd-sleep/2330\n\n[   52.047785] Call trace:\n[   52.047787]  dump_backtrace+0x0/0x3c0\n[   52.047794]  show_stack+0x34/0x50\n[   52.047797]  dump_stack_lvl+0x68/0x8c\n[   52.047802]  print_address_description.constprop.0+0x74/0x2c0\n[   52.047809]  kasan_report+0x210/0x230\n[   52.047815]  __asan_report_load1_noabort+0x3c/0x50\n[   52.047820]  snd_pcm_suspend_all+0x1a8/0x270\n[   52.047824]  snd_soc_suspend+0x19c/0x4e0\n\nThe snd_pcm_sync_stop() has a NULL check on 'substream->runtime' before\nmaking any access. So we need to always set 'substream->runtime' to NULL\neverytime we kfree() it.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "a72706ed8208ac3f72d1c3ebbc6509e368b0dcb0",
              "status": "affected",
              "versionType": "git",
              "lessThan": "993b60c7f93fa1d8ff296b58f646a867e945ae89"
            },
            {
              "version": "a72706ed8208ac3f72d1c3ebbc6509e368b0dcb0",
              "status": "affected",
              "versionType": "git",
              "lessThan": "8ca21e7a27c66b95a4b215edc8e45e5d66679f9f"
            },
            {
              "version": "a72706ed8208ac3f72d1c3ebbc6509e368b0dcb0",
              "status": "affected",
              "versionType": "git",
              "lessThan": "3033ed903b4f28b5e1ab66042084fbc2c48f8624"
            },
            {
              "version": "a72706ed8208ac3f72d1c3ebbc6509e368b0dcb0",
              "status": "affected",
              "versionType": "git",
              "lessThan": "fe5046ca91d631ec432eee3bdb1f1c49b09c8b5e"
            },
            {
              "version": "a72706ed8208ac3f72d1c3ebbc6509e368b0dcb0",
              "status": "affected",
              "versionType": "git",
              "lessThan": "5d13afd021eb43868fe03cef6da34ad08831ad6d"
            },
            {
              "version": "a72706ed8208ac3f72d1c3ebbc6509e368b0dcb0",
              "status": "affected",
              "versionType": "git",
              "lessThan": "6a14fad8be178df6c4589667efec1789a3307b4e"
            },
            {
              "version": "a72706ed8208ac3f72d1c3ebbc6509e368b0dcb0",
              "status": "affected",
              "versionType": "git",
              "lessThan": "b4a90b543d9f62d3ac34ec1ab97fc5334b048565"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "5.4",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "5.4"
            },
            {
              "version": "5.4.284",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "version": "5.10.226",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.167",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.110",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.51",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.10.10",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.10.*"
            },
            {
              "version": "6.11",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}