Microsoft Windows - 'win32k.sys' TTF Processing win32k!sbit_Embolden / win32k!ttfdCloseFontContext Use-After-Free (MS16-120)

Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=868 We have encountered Windows kernel crashes in the win32k!sbitEmbolden and win32k!ttfdCloseFontContext functions while processing corrupted TTF font files. Excerpts of them are shown below: --- KERNELMODEEXCEPTIONNOTHANDLED 8e...

Scientific Linux Security Update : kernel on SL7.x x86_64 (20160915)

Security Fixes : - A security flaw was found in the Linux kernel in the marksourcechains function in 'net/ipv4/netfilter/iptables.c'. It is possible for a user-supplied 'iptentry' structure to have a large 'nextoffset' field. This field is not bounds checked prior to writing to a counter value at...

SUSE SLED12 / SLES12 Security Update : kernel (SUSE-SU-2016:1019-1)

The SUSE Linux Enterprise 12 SP1 kernel was updated to 3.12.57 to receive various security and bugfixes. The following security bugs were fixed : - CVE-2015-8812: A flaw was found in the CXGB3 kernel driver when the network was considered congested. The kernel would incorrectly misinterpret the...

Linux iowarrior Null Pointer Dereference

OS-S Security Advisory 2016-15 Linux iowarrior Nullpointer Dereference Date: March 4th, 2016 Authors: Sergej Schumilo, Hendrik Schwartke, Ralf Spenneberg CVE: not yet assigned CVSS: 4.9 AV:L/AC:L/Au:N/C:N/I:N/A:C Title: Local RedHat Enterprise Linux DoS – RHEL 7.1 Kernel crashes on invalid USB...

Linux ati_remote2 Null Pointer Dereference

OS-S Security Advisory 2016-18 Linux atiremote2 multiple Nullpointer Dereferences Date: March 4th, 2016 Authors: Sergej Schumilo, Hendrik Schwartke, Ralf Spenneberg CVE: not yet assigned CVSS: 4.9 AV:L/AC:L/Au:N/C:N/I:N/A:C Title: Multiple Local RedHat Enterprise Linux DoS – RHEL 7.1 Kernel crash...

Linux digi_acceleport Null Pointer Dereference

OS-S Security Advisory 2016-12 Linux digiacceleport Nullpointer Dereference Date: March 4th, 2016 Authors: Sergej Schumilo, Hendrik Schwartke, Ralf Spenneberg CVE: not yet assigned CVSS: 4.9 AV:L/AC:L/Au:N/C:N/I:N/A:C Title: Local RedHat Enterprise Linux DoS – RHEL 7.1 Kernel crashes on invalid U...

Linux Kernel 3.10.0 (CentOS RHEL 7.1) - visor clie_5_attach Nullpointer Dereference

Linux Kernel 3.10.0 CentOS RHEL 7.1 - visor clie5attach Nullpointer Dereference OS-S Security Advisory 2016-09 Linux visor clie5attach Nullpointer Dereference Date: March 4th, 2016 Authors: Sergej Schumilo, Hendrik Schwartke, Ralf Spenneberg CVE: CVE-2015-7566 CVSS: 4.9 AV:L/AC:L/Au:N/C:N/I:N/A:C...

Linux Kernel 3.10.0 (CentOS RHEL 7.1) - cdc_acm Nullpointer Dereference

Linux Kernel 3.10.0 CentOS RHEL 7.1 - cdcacm Nullpointer Dereference OS-S Security Advisory 2016-06 Linux cdcacm Nullpointer Dereference Date: March 4th, 2016 Authors: Sergej Schumilo, Hendrik Schwartke, Ralf Spenneberg CVE: not yet assigned CVSS: 4.9 AV:L/AC:L/Au:N/C:N/I:N/A:C Title: Local RedHa...

Linux cypress_m8 Null Pointer Dereference

OS-S Security Advisory 2016-07 Linux cypressm8 Nullpointer Dereference Date: March 4th, 2016 Authors: Sergej Schumilo, Hendrik Schwartke, Ralf Spenneberg CVE: not yet assigned CVSS: 4.9 AV:L/AC:L/Au:N/C:N/I:N/A:C Title: Local RedHat Enterprise Linux DoS – RHEL 7.1 Kernel crashes on invalid USB...

Linux Kernel 3.10.0 (CentOS / RHEL 7.1) - 'aiptek' Nullpointer Dereference

OS-S Security Advisory 2016-05 Linux aiptek Nullpointer Dereference Date: March 4th, 2016 Authors: Sergej Schumilo, Hendrik Schwartke, Ralf Spenneberg CVE: CVE-2015-7515 CVSS: 4.9 AV:L/AC:L/Au:N/C:N/I:N/A:C Title: Local RedHat Enterprise Linux DoS â?? RHEL 7.1 Kernel crashes on invalid USB device...

Linux Kernel 3.10.0 (CentOS / RHEL 7.1) - 'Wacom' Multiple Nullpointer Dereferences

OS-S Security Advisory 2016-11 Linux wacom multiple Nullpointer Dereferences Date: March 4th, 2016 Authors: Sergej Schumilo, Hendrik Schwartke, Ralf Spenneberg CVE: not yet assigned CVSS: 4.9 AV:L/AC:L/Au:N/C:N/I:N/A:C Title: Multiple Local RedHat Enterprise Linux DoS â?? RHEL 7.1 Kernel crashes ...

Linux Kernel 3.10.0 (CentOS / RHEL 7.1) - 'cdc_acm' Nullpointer Dereference

OS-S Security Advisory 2016-06 Linux cdcacm Nullpointer Dereference Date: March 4th, 2016 Authors: Sergej Schumilo, Hendrik Schwartke, Ralf Spenneberg CVE: not yet assigned CVSS: 4.9 AV:L/AC:L/Au:N/C:N/I:N/A:C Title: Local RedHat Enterprise Linux DoS â?? RHEL 7.1 Kernel crashes on invalid USB...

Linux Kernel 3.10.0 (CentOS / RHEL 7.1) - visor 'treo_attach' Nullpointer Dereference

OS-S Security Advisory 2016-10 Linux visor treoattach Nullpointer Dereference Date: March 4th, 2016 Authors: Sergej Schumilo, Hendrik Schwartke, Ralf Spenneberg CVE: CVE-2016-2782 CVSS: 4.9 AV:L/AC:L/Au:N/C:N/I:N/A:C Title: Local RedHat Enterprise Linux DoS â?? RHEL 7.1 Kernel crashes on invalid...

Linux wacom Multiple Null Pointer Dereferences

OS-S Security Advisory 2016-11 Linux wacom multiple Nullpointer Dereferences Date: March 4th, 2016 Authors: Sergej Schumilo, Hendrik Schwartke, Ralf Spenneberg CVE: not yet assigned CVSS: 4.9 AV:L/AC:L/Au:N/C:N/I:N/A:C Title: Multiple Local RedHat Enterprise Linux DoS – RHEL 7.1 Kernel crashes on...

RedHat Enterprise Linux 7.1 Denial Of Service

OpenSource Security Ralf Spenneberg Am Bahnhof 3-5 48565 Steinfurt [email protected] OS-S Security Advisory 2015-04 http://www.os-s.net/advisories/DOS-KernelCrashesOnInvalidUSBDeviceDescriptors-UsbvisionDriver.pdf Date: October 7th, 2015 Last Updated: October 7th, 2015 Authors: Sergej Schumilo, Hendr...

Windows ATMFD.DLL Out-of-Bounds Read Due to Malformed Name INDEX in the CFF Table

Source: https://code.google.com/p/google-security-research/issues/detail?id=386&can=1 We have encountered a number of Windows kernel crashes in the ATMFD.DLL OpenType driver while processing corrupted OTF font files, such as: --- DRIVERPAGEFAULTINFREEDSPECIALPOOL d5 Memory was referenced after it...

Windows win32k.sys TTF Font Processing win32k!scl_ApplyTranslation Pool-Based Buffer Overflow

Source: https://code.google.com/p/google-security-research/issues/detail?id=370&can=1 We have encountered a number of Windows kernel crashes in the win32k!sclApplyTranslation function while processing corrupted TTF font files, such as: --- PAGEFAULTINNONPAGEDAREA 50 Invalid system memory was...

Windows ATMFD.DLL CFF table (ATMFD+0x3440b / ATMFD+0x3440e) Invalid Memory Access

CVE-2015-2460We have encountered a number of Windows kernel crashes in the ATMFD.DLL OpenType driver while processing corrupted OTF font files, such as: ---PAGEFAULTINNONPAGEDAREA 50Invalid system memory was referenced. This cannot be protected by try-except,it must be protected by a Probe...

Windows ATMFD.DLL CharString Stream Out-of-Bounds Reads

Source: https://code.google.com/p/google-security-research/issues/detail?id=382&can=1 We have encountered a number of Windows kernel crashes in the ATMFD.DLL OpenType driver while processing corrupted OTF font files, such as: --- DRIVERPAGEFAULTBEYONDENDOFALLOCATION d6 N bytes of memory was...

Microsoft Windows - ATMFD.dll CharString Stream Out-of-Bounds Reads (MS15-021)

Microsoft Windows - ATMFD.dll CharString Stream Out-of-Bounds Reads MS15-021 Source: https://code.google.com/p/google-security-research/issues/detail?id=382&can=1 We have encountered a number of Windows kernel crashes in the ATMFD.DLL OpenType driver while processing corrupted OTF font files, suc...