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CVE-2026-74503 ALSA: timer: Clear SNDRV_TIMER_IFLG_DEAD once the close completes

🗓️ 15 Aug 2026 12:27:28Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 31 Views

ALSA timer use-after-free in Linux kernel allows unprivileged users to dereference freed instance via /dev/snd/seq.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-74503
15 Aug 202612:27
attackerkb
astralinux
AstraLinux
Astra Linux – Vulnerability in Linux 6.12
8 May 202609:09
astralinux
cve
CVE
CVE-2026-74503
15 Aug 202612:27
cve
debian
Debian
[SECURITY] [DSA 6466-1] linux security update
25 Aug 202620:09
debian
debiancve
Debian CVE
CVE-2026-74503
15 Aug 202612:27
debiancve
nessus
Tenable Nessus
Debian dsa-6466 : ata-modules-6.12.101+deb13-armmp-di - security update
25 Aug 202600:00
nessus
nessus
Tenable Nessus
Photon OS 5.0: Linux PHSA-2026-5.0-92-0952
12 Aug 202600:00
nessus
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-74503
15 Aug 202600:00
nessus
oraclelinux
Oracle linux
Unbreakable Enterprise kernel security update
4 Sep 202600:00
oraclelinux
euvd
EUVD
EUVD-2026-59696
15 Aug 202612:27
euvd
Rows per page
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "sound/core/timer.c"
    ],
    "versions": [
      {
        "version": "586b219a22b1032b28b8bd356b963276c5e5bf53",
        "lessThan": "bb016091010ec401a06e6bdace0cd944ee03d371",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "f46093dd22969037beb1fce2e043f3236be41c92",
        "lessThan": "a26a2e52736f9e39843ca66a2e1ce6bf1adbcd1e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "da3039e91d1f835874ed6e9a33ea19ee80c2cb92",
        "lessThan": "0c561fab50991df10b1e4daca25886c34a2a9c07",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "da3039e91d1f835874ed6e9a33ea19ee80c2cb92",
        "lessThan": "c2744d5f3aea474513fd2298daecb94a952ce441",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "60e73ab87b84bbd6bd7ddd1d16019a3a3705ab8f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6.12.94",
        "lessThan": "6.12.103",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.18.36",
        "lessThan": "6.18.44",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "7.0.13",
        "lessThan": "7.1",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "sound/core/timer.c"
    ],
    "versions": [
      {
        "version": "7.1",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "7.1",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.103",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.44",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.8",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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