CVE-2016-4578

kernel: Information leak in events in timer.c

Published May 23, 2016 CVSS 3.0 · 5.5 Medium EPSS 1.2% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-516-1 linux security update
Debian DSA Debian DSA DSA-3607-1 linux security update
EUVD EUVD EUVD-2016-5564 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.
Ubuntu USN Ubuntu USN USN-3016-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-3016-2 Linux kernel (Raspberry Pi 2) vulnerabilities
Ubuntu USN Ubuntu USN USN-3016-3 Linux kernel (Qualcomm Snapdragon) vulnerabilities
Ubuntu USN Ubuntu USN USN-3016-4 Linux kernel (Xenial HWE) vulnerabilities
Ubuntu USN Ubuntu USN USN-3017-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-3017-2 Linux kernel (Raspberry Pi 2) vulnerabilities
Ubuntu USN Ubuntu USN USN-3017-3 Linux kernel (Wily HWE) vulnerabilities
Ubuntu USN Ubuntu USN USN-3018-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-3018-2 Linux kernel (Trusty HWE) vulnerabilities
Ubuntu USN Ubuntu USN USN-3019-1 Linux kernel (Utopic HWE) vulnerabilities
Ubuntu USN Ubuntu USN USN-3020-1 Linux kernel (Vivid HWE) vulnerabilities
Ubuntu USN Ubuntu USN USN-3021-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-3021-2 Linux kernel (OMAP4) vulnerabilities
References
Link Providers
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9a47e9cff994f37f7f0dbd9ae23740d0f64f9fe6 cve-icon cve-icon
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=e4ec8cc8039a7063e24204299b462bd1383184a5 cve-icon cve-icon
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00044.html cve-icon cve-icon
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.html cve-icon cve-icon
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.html cve-icon cve-icon
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html cve-icon cve-icon
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.html cve-icon cve-icon
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00044.html cve-icon cve-icon
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00055.html cve-icon cve-icon
http://rhn.redhat.com/errata/RHSA-2016-2574.html cve-icon cve-icon
http://rhn.redhat.com/errata/RHSA-2016-2584.html cve-icon cve-icon
http://www.debian.org/security/2016/dsa-3607 cve-icon cve-icon
http://www.openwall.com/lists/oss-security/2016/05/11/5 cve-icon cve-icon
http://www.securityfocus.com/bid/90535 cve-icon cve-icon
http://www.ubuntu.com/usn/USN-3016-1 cve-icon cve-icon
http://www.ubuntu.com/usn/USN-3016-2 cve-icon cve-icon
http://www.ubuntu.com/usn/USN-3016-3 cve-icon cve-icon
http://www.ubuntu.com/usn/USN-3016-4 cve-icon cve-icon
http://www.ubuntu.com/usn/USN-3017-1 cve-icon cve-icon
http://www.ubuntu.com/usn/USN-3017-2 cve-icon cve-icon
http://www.ubuntu.com/usn/USN-3017-3 cve-icon cve-icon
http://www.ubuntu.com/usn/USN-3018-1 cve-icon cve-icon
http://www.ubuntu.com/usn/USN-3018-2 cve-icon cve-icon
http://www.ubuntu.com/usn/USN-3019-1 cve-icon cve-icon
http://www.ubuntu.com/usn/USN-3020-1 cve-icon cve-icon
http://www.ubuntu.com/usn/USN-3021-1 cve-icon cve-icon
http://www.ubuntu.com/usn/USN-3021-2 cve-icon cve-icon
https://bugzilla.redhat.com/show_bug.cgi?id=1335215 cve-icon cve-icon
https://github.com/torvalds/linux/commit/9a47e9cff994f37f7f0dbd9ae23740d0f64f9fe6 cve-icon cve-icon
https://github.com/torvalds/linux/commit/e4ec8cc8039a7063e24204299b462bd1383184a5 cve-icon cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2016-4578 cve-icon
https://www.cve.org/CVERecord?id=CVE-2016-4578 cve-icon
https://www.exploit-db.com/exploits/46529/ cve-icon cve-icon
History

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