CVE-2016-1583
Vulnérabilité non évaluée
CVSS 0.0 · Non évaluée
EPSS 1.4%
Description
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.
Gravité et risque d'exploitation
CVE-2016-1583 obtient un score CVSS de 0.0/10, soit une gravité non évaluée. Selon le modèle EPSS, la probabilité qu'elle soit exploitée dans les 30 prochains jours est de 1.39 %, ce qui la place devant 71.9 % des CVE référencées.
Que faire ?
- Vérifiez si le produit concerné est présent sur votre parc.
- Appliquez le correctif ou la version corrigée indiqués dans les références de l'éditeur.
- À défaut de correctif, limitez l'exposition (filtrage réseau, désactivation du composant).
- Automatisez la détection : les agents CVE Heimdall (gratuits, open source) corrèlent l'inventaire de vos serveurs avec la base CVE.
Références
- http://www.ubuntu.com/usn/USN-3006-1
- http://www.ubuntu.com/usn/USN-3004-1
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00022.html
- https://github.com/torvalds/linux/commit/f5364c150aa645b3d7daa21b5c0b9feaa1c9cd6d
- http://rhn.redhat.com/errata/RHSA-2016-2766.html
- http://www.ubuntu.com/usn/USN-3001-1
- https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.6.3
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00056.html
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f5364c150aa645b3d7daa21b5c0b9feaa1c9cd6d
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00008.html
- https://www.exploit-db.com/exploits/39992/
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00003.html
- http://www.ubuntu.com/usn/USN-3005-1
- https://bugs.chromium.org/p/project-zero/issues/detail?id=836
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.html
- http://www.securityfocus.com/bid/91157
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00055.html
- http://www.ubuntu.com/usn/USN-2999-1
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=2f36db71009304b3f0b95afacd8eba1f9f046b87
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00019.html
- http://www.openwall.com/lists/oss-security/2016/06/10/8
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00026.html
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00044.html
- http://www.ubuntu.com/usn/USN-2997-1
- http://www.ubuntu.com/usn/USN-3000-1
- https://github.com/torvalds/linux/commit/f0fe970df3838c202ef6c07a4c2b36838ef0a88b
- http://www.debian.org/security/2016/dsa-3607
- http://www.securitytracker.com/id/1036763
- https://github.com/torvalds/linux/commit/2f36db71009304b3f0b95afacd8eba1f9f046b87
- http://www.ubuntu.com/usn/USN-3002-1
- http://www.ubuntu.com/usn/USN-2996-1
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00021.html
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00027.html
- https://access.redhat.com/errata/RHSA-2017:2760
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00018.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00020.html
- http://www.ubuntu.com/usn/USN-3007-1
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00014.html
- http://rhn.redhat.com/errata/RHSA-2016-2124.html
- http://www.ubuntu.com/usn/USN-3003-1
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00009.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00044.html
- http://www.openwall.com/lists/oss-security/2016/06/22/1
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00016.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1344721
- http://www.ubuntu.com/usn/USN-2998-1
- http://packetstormsecurity.com/files/137560/Linux-ecryptfs-Stack-Overflow.html
- http://www.ubuntu.com/usn/USN-3008-1
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html
