CVE-2016-2847 – kernel: pipe: limit the per-user amount of pages allocated in pipes
https://notcve.org/view.php?id=CVE-2016-2847
fs/pipe.c in the Linux kernel before 4.5 does not limit the amount of unread data in pipes, which allows local users to cause a denial of service (memory consumption) by creating many pipes with non-default sizes. fs/pipe.c en el kernel de Linux antes de 4.5 no limita la cantidad de datos no leídos en las tuberías, lo que permite a los usuarios locales provocar una denegación de servicio (consumo de memoria) creando muchas tuberías con tamaños no predeterminados. It is possible for a single process to cause an OOM condition by filling large pipes with data that are never read. A typical process filling 4096 pipes with 1 MB of data will use 4 GB of memory and there can be multiple such processes, up to a per-user-limit. • http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=759c01142a5d0f364a462346168a56de28a80f52 http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00060.html http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.html http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.html http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00056.html http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00059.html http://lists.opensuse.org • CWE-399: Resource Management Errors CWE-400: Uncontrolled Resource Consumption •
CVE-2016-2315 – git: path_name() integer truncation and overflow leading to buffer overflow
https://notcve.org/view.php?id=CVE-2016-2315
revision.c in git before 2.7.4 uses an incorrect integer data type, which allows remote attackers to execute arbitrary code via a (1) long filename or (2) many nested trees, leading to a heap-based buffer overflow. revision.c en git en versiones anteriores a 2.7.4 utiliza un tipo de datos de entero incorrecto, lo que permite a atacantes remotos ejecutar código arbitrario a través de un (1) nombre de archivo grande o (2) muchos árboles anidados, dando lugar a un desbordamiento de buffer basado en memoria dinámica. An integer truncation flaw and an integer overflow flaw, both leading to a heap-based buffer overflow, were found in the way Git processed certain path information. A remote attacker could create a specially crafted Git repository that would cause a Git client or server to crash or, possibly, execute arbitrary code. • http://lists.fedoraproject.org/pipermail/package-announce/2016-April/183147.html http://lists.fedoraproject.org/pipermail/package-announce/2016-March/179121.html http://lists.fedoraproject.org/pipermail/package-announce/2016-March/180763.html http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00059.html http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00060.html http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00061.html http://lists.opensuse.org/opensuse-security-announce • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer CWE-194: Unexpected Sign Extension •
CVE-2016-2324 – git: path_name() integer truncation and overflow leading to buffer overflow
https://notcve.org/view.php?id=CVE-2016-2324
Integer overflow in Git before 2.7.4 allows remote attackers to execute arbitrary code via a (1) long filename or (2) many nested trees, which triggers a heap-based buffer overflow. Desboradmiento de entero en Git en versiones anteriores a 2.7.4 permite a atacantes remotos ejecutar código arbitrario a través de un (1) nombre de archivo grande o (2) muchos árboles anidados, lo que desencadena un desbordamiento de buffer basado en memoria dinámica. An integer truncation flaw and an integer overflow flaw, both leading to a heap-based buffer overflow, were found in the way Git processed certain path information. A remote attacker could create a specially crafted Git repository that would cause a Git client or server to crash or, possibly, execute arbitrary code. • http://lists.fedoraproject.org/pipermail/package-announce/2016-April/183147.html http://lists.fedoraproject.org/pipermail/package-announce/2016-March/179121.html http://lists.fedoraproject.org/pipermail/package-announce/2016-March/180763.html http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00059.html http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00060.html http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00061.html http://lists.opensuse.org/opensuse-security-announce • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer CWE-194: Unexpected Sign Extension •
CVE-2016-3134 – Linux Kernel 3.10/3.18 /4.4 - Netfilter IPT_SO_SET_REPLACE Memory Corruption
https://notcve.org/view.php?id=CVE-2016-3134
The netfilter subsystem in the Linux kernel through 4.5.2 does not validate certain offset fields, which allows local users to gain privileges or cause a denial of service (heap memory corruption) via an IPT_SO_SET_REPLACE setsockopt call. El subsistema netfilter en el kernel de Linux hasta la versión 4.5.2 no válida ciertos campos de desplazamiento, lo que permite a usuarios locales obtener privilegios o causar una denegación de servicio (corrupción de memoria dinámica) a través de una llamada IPT_SO_SET_REPLACE setsockopt. A security flaw was found in the Linux kernel in the mark_source_chains() function in "net/ipv4/netfilter/ip_tables.c". It is possible for a user-supplied "ipt_entry" structure to have a large "next_offset" field. This field is not bounds checked prior to writing to a counter value at the supplied offset. • https://www.exploit-db.com/exploits/39545 http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=54d83fc74aa9ec72794373cb47432c5f7fb1a309 http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00044.html http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.html http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.html http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00056.html http://lists.opensuse.org/opensuse-security-announce/2016 • CWE-20: Improper Input Validation CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer •
CVE-2016-2185 – Linux ati_remote2 Null Pointer Dereference
https://notcve.org/view.php?id=CVE-2016-2185
The ati_remote2_probe function in drivers/input/misc/ati_remote2.c in the Linux kernel before 4.5.1 allows physically proximate attackers to cause a denial of service (NULL pointer dereference and system crash) via a crafted endpoints value in a USB device descriptor. La función ati_remote2_probe en drivers/input/misc/ati_remote2.c en el kernel de Linux en versiones anteriores a 4.5.1 permite a atacantes físicamente próximos provocar una denegación de servicio (referencia a puntero NULL y caída de sistema) a través de un valor de dispositivos finales manipulado en un descriptor de dispositivo USB. Linux kernel version 3.10.0-229.20.1.el7.x86_64 crashes on presentation of a buggy USB device requiring the ati_remote2 driver. • http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=950336ba3e4a1ffd2ca60d29f6ef386dd2c7351d http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00060.html http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.html http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.html http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00056.html http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00059.html http://lists.opensuse.org •