CVE-2016-1583 · threatengine.sh

Home/CVE/The ecryptfs_privileged_open function in fs/ecryptfs/kthread.c in the Linux kernel before 4.6.3 allows local users to ga

CVE

CVE-2016-1583

The ecryptfs_privileged_open function in fs/ecryptfs/kthread.c in the Linux kernel before 4.6.3 allows local users to ga

The ecryptfs_privileged_open function in fs/ecryptfs/kthread.c in the Linux kernel before 4.6.3 allows local users to gain privileges or cause a denial of service (stack memory consumption) via vectors involving crafted mmap calls for /proc pathnames, leading to recursive pagefault handling.

HIGH · CVSS 7.8 EPSS 0.00424

Act now

Public exploit or PoC is available
CVSS base score ≥ 7.0

Sigma rules0 YARA rules0

⬡

Weakness Classification

CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer

▤

Affected Products & Versions

12

linux kernel>= 2.6.19 and < 3.18.54
linux kernel>= 3.19 and < 4.4.14
linux kernel>= 4.5 and < 4.6.3
novell suse linux enterprise software development kitall versions
novell suse linux enterprise debuginfoall versions
novell suse linux enterprise desktopall versions
novell suse linux enterprise live patchingall versions
novell suse linux enterprise module for public cloudall versions
Show all 12 affected productsnovell suse linux enterprise serverall versions
novell suse linux enterprise workstation extensionall versions
canonical ubuntu linuxall versions
debian linuxall versions

⚠

Public Exploits & PoCs

3

localLinux Kernel - 'ecryptfs' '/proc/$pid/environ' Local Privilege Escalationverified
pocpacketstormsecurity.com · Linux-ecryptfs-Stack-Overflow.htmlpacketstormsecurity.com
pocwww.exploit-db.com · 39992www.exploit-db.com

▣

Scoring & Timeline

7.8

HIGH · CVSS v3.1 · security@ubuntu.com

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 NVD27 Jun 2016 · 10:59 AM

CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

⚑

Vendor Advisories

30

suse-csafopenSUSE-SU-2024:10128-1
suse-csafSUSE-SU-2017:0333-1
rhsaRHSA-2016:2124Important
suse-csafSUSE-SU-2016:2245-1
android-securityANDROID-2016-09-01High
Show all 30 vendor advisoriessuse-csafSUSE-SU-2016:2105-1
suse-csafSUSE-SU-2016:1994-1
suse-csafSUSE-SU-2016:1995-1
suse-csafSUSE-SU-2016:2000-1
suse-csafSUSE-SU-2016:2002-1
suse-csafSUSE-SU-2016:2005-1
suse-csafSUSE-SU-2016:2006-1
suse-csafSUSE-SU-2016:2007-1
suse-csafSUSE-SU-2016:2009-1
suse-csafSUSE-SU-2016:2010-1
suse-csafSUSE-SU-2016:2014-1
suse-csafSUSE-SU-2016:1985-1
suse-csafSUSE-SU-2016:1961-1
suse-csafSUSE-SU-2016:1937-1
suse-csafSUSE-SU-2016:1696-1
suse-csafSUSE-SU-2016:1672-1
suse-csafSUSE-SU-2016:1596-1
usnUSN-3008-1
usnUSN-3007-1
usnUSN-3006-1
usnUSN-3005-1
usnUSN-3004-1
usnUSN-3003-1
usnUSN-3002-1
usnUSN-3001-1

🔗

References & Sources

48

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=2f36db71009304b3f0b95afacd8eba1f9f046b87Vendor Advisory

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f5364c150aa645b3d7daa21b5c0b9feaa1c9cd6dVendor Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00027.htmlThird Party 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/msg00056.htmlThird Party Advisory

Show all 48 references

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

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00003.htmlMailing ListThird Party Advisory

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

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00008.htmlMailing ListThird Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00009.htmlMailing ListThird Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00014.htmlMailing ListThird Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00016.htmlMailing ListThird Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00018.htmlMailing ListThird Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00019.htmlMailing ListThird Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00020.htmlMailing ListThird Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00021.htmlMailing ListThird Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00022.htmlMailing ListThird Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00026.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-2016-2124.htmlThird Party Advisory

http://rhn.redhat.com/errata/RHSA-2016-2766.htmlThird Party Advisory

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

http://www.openwall.com/lists/oss-security/2016/06/10/8Mailing ListThird Party Advisory

http://www.openwall.com/lists/oss-security/2016/06/22/1Mailing ListThird Party Advisory

http://www.securityfocus.com/bid/91157Third Party AdvisoryVDB Entry

http://www.securitytracker.com/id/1036763Third Party AdvisoryVDB Entry

http://www.ubuntu.com/usn/USN-2996-1Third Party Advisory

http://www.ubuntu.com/usn/USN-2997-1Third Party Advisory

http://www.ubuntu.com/usn/USN-2998-1Third Party Advisory

http://www.ubuntu.com/usn/USN-2999-1Third Party Advisory

http://www.ubuntu.com/usn/USN-3000-1Third Party Advisory

http://www.ubuntu.com/usn/USN-3001-1Third Party Advisory

http://www.ubuntu.com/usn/USN-3002-1Third Party Advisory

http://www.ubuntu.com/usn/USN-3003-1Third Party Advisory

http://www.ubuntu.com/usn/USN-3004-1Third Party Advisory

http://www.ubuntu.com/usn/USN-3005-1Third Party Advisory

http://www.ubuntu.com/usn/USN-3006-1Third Party Advisory

http://www.ubuntu.com/usn/USN-3007-1Third Party Advisory

http://www.ubuntu.com/usn/USN-3008-1Third Party Advisory

https://access.redhat.com/errata/RHSA-2017:2760Third Party Advisory

https://bugs.chromium.org/p/project-zero/issues/detail?id=836Vendor Advisory

https://bugzilla.redhat.com/show_bug.cgi?id=1344721Issue TrackingVDB Entry

https://github.com/torvalds/linux/commit/2f36db71009304b3f0b95afacd8eba1f9f046b87Vendor Advisory

https://github.com/torvalds/linux/commit/f0fe970df3838c202ef6c07a4c2b36838ef0a88bThird Party Advisory

https://github.com/torvalds/linux/commit/f5364c150aa645b3d7daa21b5c0b9feaa1c9cd6dVendor Advisory

https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.6.3Release NotesVendor Advisory

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