CVE-2016-4578 · threatengine.sh

Home/CVE/sound/core/timer.c in the Linux kernel through 4.6 does not initialize certain r1 data structures, which allows local us

CVE

CVE-2016-4578

sound/core/timer.c in the Linux kernel through 4.6 does not initialize certain r1 data structures, which allows local us

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.

MEDIUM · CVSS 5.5 EPSS 0.00169

Schedule remediation

Public exploit or PoC is available

Sigma rules0 YARA rules0

⬡

Weakness Classification

CWE-200Exposure of Sensitive Information to an Unauthorized Actor

▤

Affected Products & Versions

11

linux kernel<= 4.6
canonical ubuntu linuxall versions
debian linuxall versions
redhat enterprise linux desktopall versions
redhat enterprise linux serverall versions
redhat enterprise linux server ausall versions
redhat enterprise linux server eusall versions
redhat enterprise linux server tusall versions
Show all 11 affected productsredhat enterprise linux workstationall versions
opensuse leapall versions
opensuseall versions

⚠

Public Exploits & PoCs

2

dosLinux Kernel 4.4 (Ubuntu 16.04) - 'snd_timer_user_ccallback()' Kernel Pointer Leak2019-03-11

pocwww.exploit-db.com · 46529www.exploit-db.com

▣

Scoring & Timeline

5.5

MEDIUM · CVSS v3.0 · cve@mitre.org

View on NVD

Attack Vector

Network Adjacent Local Physical

Attack Complexity

Low High

Privileges Required

None Low High

User Interaction

None Required

Scope

Unchanged Changed

Confidentiality

None Low High

Integrity

None Low High

Availability

None Low High

Published to NVD23 May 2016 · 10:59 AM

CVSS VectorCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

⚑

Vendor Advisories

24

suse-csafopenSUSE-SU-2024:10128-1
rhsaRHSA-2016:2574Moderate
suse-csafSUSE-SU-2017:0333-1
suse-csafSUSE-SU-2016:2245-1
rhsaRHSA-2016:2584Moderate
Show all 24 vendor advisoriessuse-csafSUSE-SU-2016:2105-1
suse-csafSUSE-SU-2016:1985-1
suse-csafSUSE-SU-2016:1937-1
android-securityANDROID-2016-08-01High
usnUSN-3021-2
usnUSN-3021-1
usnUSN-3020-1
usnUSN-3019-1
usnUSN-3018-2
usnUSN-3018-1
usnUSN-3016-4
usnUSN-3017-3
usnUSN-3017-2
usnUSN-3017-1
usnUSN-3016-3
usnUSN-3016-2
usnUSN-3016-1
suse-csafSUSE-SU-2016:1690-1
suse-csafSUSE-SU-2016:1672-1

🔗

References & Sources

30

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9a47e9cff994f37f7f0dbd9ae23740d0f64f9fe6Vendor Advisory

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=e4ec8cc8039a7063e24204299b462bd1383184a5Vendor Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00044.htmlMailing ListThird Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.htmlThird Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.htmlThird Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.htmlThird Party Advisory

Show all 30 references

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.htmlMailing ListThird Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00044.htmlMailing ListThird Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00055.htmlMailing ListThird Party Advisory

http://rhn.redhat.com/errata/RHSA-2016-2574.htmlThird Party Advisory

http://rhn.redhat.com/errata/RHSA-2016-2584.htmlThird Party Advisory

http://www.debian.org/security/2016/dsa-3607Third Party Advisory

http://www.openwall.com/lists/oss-security/2016/05/11/5Mailing List

http://www.securityfocus.com/bid/90535Third Party AdvisoryVDB Entry

http://www.ubuntu.com/usn/USN-3016-1Third Party Advisory

http://www.ubuntu.com/usn/USN-3016-2Third Party Advisory

http://www.ubuntu.com/usn/USN-3016-3Third Party Advisory

http://www.ubuntu.com/usn/USN-3016-4Third Party Advisory

http://www.ubuntu.com/usn/USN-3017-1Third Party Advisory

http://www.ubuntu.com/usn/USN-3017-2Third Party Advisory

http://www.ubuntu.com/usn/USN-3017-3Third Party Advisory

http://www.ubuntu.com/usn/USN-3018-1Third Party Advisory

http://www.ubuntu.com/usn/USN-3018-2Third Party Advisory

http://www.ubuntu.com/usn/USN-3019-1Third Party Advisory

http://www.ubuntu.com/usn/USN-3020-1Third Party Advisory

http://www.ubuntu.com/usn/USN-3021-1Third Party Advisory

http://www.ubuntu.com/usn/USN-3021-2Third Party Advisory

https://bugzilla.redhat.com/show_bug.cgi?id=1335215Issue TrackingThird Party AdvisoryVDB Entry

https://github.com/torvalds/linux/commit/9a47e9cff994f37f7f0dbd9ae23740d0f64f9fe6Vendor Advisory

https://github.com/torvalds/linux/commit/e4ec8cc8039a7063e24204299b462bd1383184a5Vendor Advisory

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