hw: Intel GPU blitter manipulation can allow for arbitrary kernel memory write

A flaw was found in the Intel graphics hardware GPU, where a local attacker with the ability to issue commands to the GPU could inadvertently lead to memory corruption and possible privilege escalation. The attacker could use the GPU blitter to perform privilege MMIO operations, not limited to th...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 7.4 Advanced Update Support, Red Hat Enterprise Linux 7.4 Telco Extended Update Support, and Red Hat Enterprise Linux 7.4 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impac...

hw: Intel GPU blitter manipulation can allow for arbitrary kernel memory write

A flaw was found in the Intel graphics hardware GPU, where a local attacker with the ability to issue commands to the GPU could inadvertently lead to memory corruption and possible privilege escalation. The attacker could use the GPU blitter to perform privilege MMIO operations, not limited to th...

hw: Intel GPU blitter manipulation can allow for arbitrary kernel memory write

A flaw was found in the Intel graphics hardware GPU, where a local attacker with the ability to issue commands to the GPU could inadvertently lead to memory corruption and possible privilege escalation. The attacker could use the GPU blitter to perform privilege MMIO operations, not limited to th...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

hw: Intel GPU blitter manipulation can allow for arbitrary kernel memory write

A flaw was found in the Intel graphics hardware GPU, where a local attacker with the ability to issue commands to the GPU could inadvertently lead to memory corruption and possible privilege escalation. The attacker could use the GPU blitter to perform privilege MMIO operations, not limited to th...

hw: Intel GPU blitter manipulation can allow for arbitrary kernel memory write

A flaw was found in the Intel graphics hardware GPU, where a local attacker with the ability to issue commands to the GPU could inadvertently lead to memory corruption and possible privilege escalation. The attacker could use the GPU blitter to perform privilege MMIO operations, not limited to th...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

hw: Intel GPU blitter manipulation can allow for arbitrary kernel memory write

A flaw was found in the Intel graphics hardware GPU, where a local attacker with the ability to issue commands to the GPU could inadvertently lead to memory corruption and possible privilege escalation. The attacker could use the GPU blitter to perform privilege MMIO operations, not limited to th...

hw: Intel GPU blitter manipulation can allow for arbitrary kernel memory write

A flaw was found in the Intel graphics hardware GPU, where a local attacker with the ability to issue commands to the GPU could inadvertently lead to memory corruption and possible privilege escalation. The attacker could use the GPU blitter to perform privilege MMIO operations, not limited to th...

Google Chrome - Swiftshader Blitting Floating-Point Precision Errors

getInternalFormat == FORMATNULL return; ifblitReactorsource, sourceRect, dest, destRect, options return; SliceRectF sRect = sourceRect; SliceRect dRect = destRect; bool flipX = destRect.x0 destRect.x1; bool flipY = destRect.y0 destRect.y1; ifflipX swapdRect.x0, dRect.x1; swapsRect.x0, sRect.x1;...

Skia Graphics Library - Heap Overflow due to Rounding Error in SkEdge::setLine Exploit

Exploit for multiple platform in category dos / poc / Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1155 Skia bug: https://bugs.chromium.org/p/skia/issues/detail?id=6294 There is a heap overflow in SkARGB32ShaderBlitter::blitH caused by a rounding error in SkEdge::setLine. To...

Skia Graphics Library - Heap Overflow due to Rounding Error in SkEdge::setLine

/ Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1155 Skia bug: https://bugs.chromium.org/p/skia/issues/detail?id=6294 There is a heap overflow in SkARGB32ShaderBlitter::blitH caused by a rounding error in SkEdge::setLine. To trigger the bug Skia needs to be compiled with...