GHSA-MRGV-56MW-M87G

Vulnerability from github – Published: 2022-05-14 01:15 – Updated: 2025-04-12 13:00
VLAI?
Details

sound/core/timer.c in the Linux kernel through 4.6 does not initialize certain r1 data structures, which allows local users to obtain sensitive information from kernel stack memory via crafted use of the ALSA timer interface, related to the (1) snd_timer_user_ccallback and (2) snd_timer_user_tinterrupt functions.

Severity ?
5.5 (Medium)
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Show details on source website
To clipboard 

{
  "affected": [],
  "aliases": [
    "CVE-2016-4578"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-200"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2016-05-23T10:59:00Z",
    "severity": "MODERATE"
  },
  "details": "sound/core/timer.c in the Linux kernel through 4.6 does not initialize certain r1 data structures, which allows local users to obtain sensitive information from kernel stack memory via crafted use of the ALSA timer interface, related to the (1) snd_timer_user_ccallback and (2) snd_timer_user_tinterrupt functions.",
  "id": "GHSA-mrgv-56mw-m87g",
  "modified": "2025-04-12T13:00:25Z",
  "published": "2022-05-14T01:15:49Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2016-4578"
    },
    {
      "type": "WEB",
      "url": "https://github.com/torvalds/linux/commit/9a47e9cff994f37f7f0dbd9ae23740d0f64f9fe6"
    },
    {
      "type": "WEB",
      "url": "https://github.com/torvalds/linux/commit/e4ec8cc8039a7063e24204299b462bd1383184a5"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1335215"
    },
    {
      "type": "WEB",
      "url": "https://www.exploit-db.com/exploits/46529"
    },
    {
      "type": "WEB",
      "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9a47e9cff994f37f7f0dbd9ae23740d0f64f9fe6"
    },
    {
      "type": "WEB",
      "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=e4ec8cc8039a7063e24204299b462bd1383184a5"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00044.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00044.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00055.html"
    },
    {
      "type": "WEB",
      "url": "http://rhn.redhat.com/errata/RHSA-2016-2574.html"
    },
    {
      "type": "WEB",
      "url": "http://rhn.redhat.com/errata/RHSA-2016-2584.html"
    },
    {
      "type": "WEB",
      "url": "http://www.debian.org/security/2016/dsa-3607"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2016/05/11/5"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/90535"
    },
    {
      "type": "WEB",
      "url": "http://www.ubuntu.com/usn/USN-3016-1"
    },
    {
      "type": "WEB",
      "url": "http://www.ubuntu.com/usn/USN-3016-2"
    },
    {
      "type": "WEB",
      "url": "http://www.ubuntu.com/usn/USN-3016-3"
    },
    {
      "type": "WEB",
      "url": "http://www.ubuntu.com/usn/USN-3016-4"
    },
    {
      "type": "WEB",
      "url": "http://www.ubuntu.com/usn/USN-3017-1"
    },
    {
      "type": "WEB",
      "url": "http://www.ubuntu.com/usn/USN-3017-2"
    },
    {
      "type": "WEB",
      "url": "http://www.ubuntu.com/usn/USN-3017-3"
    },
    {
      "type": "WEB",
      "url": "http://www.ubuntu.com/usn/USN-3018-1"
    },
    {
      "type": "WEB",
      "url": "http://www.ubuntu.com/usn/USN-3018-2"
    },
    {
      "type": "WEB",
      "url": "http://www.ubuntu.com/usn/USN-3019-1"
    },
    {
      "type": "WEB",
      "url": "http://www.ubuntu.com/usn/USN-3020-1"
    },
    {
      "type": "WEB",
      "url": "http://www.ubuntu.com/usn/USN-3021-1"
    },
    {
      "type": "WEB",
      "url": "http://www.ubuntu.com/usn/USN-3021-2"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    }
  ]
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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