CVE-2023-52634 drm/amd/display: Fix disable_otg_wa logic

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix disableotgwa logic Why When switching to another HDMI mode, we are unnecesarilly disabling/enabling FIFO causing both HPO and DIG registers to be set at the same time when only HPO is supposed to be set. This...

CVE-2023-52634 drm/amd/display: Fix disable_otg_wa logic

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix disableotgwa logic Why When switching to another HDMI mode, we are unnecesarilly disabling/enabling FIFO causing both HPO and DIG registers to be set at the same time when only HPO is supposed to be set. This...

CVE-2023-52634 drm/amd/display: Fix disable_otg_wa logic

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix disableotgwa logic Why When switching to another HDMI mode, we are unnecesarilly disabling/enabling FIFO causing both HPO and DIG registers to be set at the same time when only HPO is supposed to be set. This...

CVE-2023-52634

Summary (CVE-2023-52634) : In the Linux kernel, the DRM/AMD display driver had a logic issue in the disable_otg_wa path that could cause a system hang during HDMI mode switches due to simultaneous FIFO/HPO state changes. The root cause was that enabling/disabling FIFO could affect multiple regist...

CVE-2023-52634

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix disableotgwa logic Why When switching to another HDMI mode, we are unnecesarilly disabling/enabling FIFO causing both HPO and DIG registers to be set at the same time when only HPO is supposed to be set. This...

CVE-2023-52634

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix disableotgwa logic Why When switching to another HDMI mode, we are unnecesarilly disabling/enabling FIFO causing both HPO and DIG registers to be set at the same time when only HPO is supposed to be set. This...

SUSE CVE-2021-47165

In the Linux kernel, the following vulnerability has been resolved: drm/meson: fix shutdown crash when component not probed When main component is not probed, by example when the dw-hdmi module is not loaded yet or in probe defer, the following crash appears on shutdown: Unable to handle kernel...

CVE-2021-47165

In the Linux kernel, the following vulnerability has been resolved: drm/meson: fix shutdown crash when component not probed When main component is not probed, by example when the dw-hdmi module is not loaded yet or in probe defer, the following crash appears on shutdown: Unable to handle kernel...

CVE-2021-47165

In the Linux kernel, the following vulnerability has been resolved: drm/meson: fix shutdown crash when component not probed When main component is not probed, by example when the dw-hdmi module is not loaded yet or in probe defer, the following crash appears on shutdown: Unable to handle kernel...

SUSE CVE-2021-47108

In the Linux kernel, the following vulnerability has been resolved: drm/mediatek: hdmi: Perform NULL pointer check for mtkhdmiconf In commit 41ca9caaae0b "drm/mediatek: hdmi: Add check for CEA modes only" a check for CEA modes was added to function mtkhdmibridgemodevalid in order to address...

CVE-2021-47108

In the Linux kernel, the following vulnerability has been resolved: drm/mediatek: hdmi: Perform NULL pointer check for mtkhdmiconf In commit 41ca9caaae0b "drm/mediatek: hdmi: Add check for CEA modes only" a check for CEA modes was added to function mtkhdmibridgemodevalid in order to address...

CVE-2021-47108

In the Linux kernel, the following vulnerability has been resolved: drm/mediatek: hdmi: Perform NULL pointer check for mtkhdmiconf In commit 41ca9caaae0b "drm/mediatek: hdmi: Add check for CEA modes only" a check for CEA modes was added to function mtkhdmibridgemodevalid in order to address...

CVE-2021-47108

In the Linux kernel, the following vulnerability has been resolved: drm/mediatek: hdmi: Perform NULL pointer check for mtkhdmiconf In commit 41ca9caaae0b "drm/mediatek: hdmi: Add check for CEA modes only" a check for CEA modes was added to function mtkhdmibridgemodevalid in order to address...

Null pointer dereference

In the Linux kernel, the following vulnerability has been resolved: drm/mediatek: hdmi: Perform NULL pointer check for mtkhdmiconf In commit 41ca9caaae0b "drm/mediatek: hdmi: Add check for CEA modes only" a check for CEA modes was added to function mtkhdmibridgemodevalid in order to address...

CVE-2021-47108 drm/mediatek: hdmi: Perform NULL pointer check for mtk_hdmi_conf

In the Linux kernel, the following vulnerability has been resolved: drm/mediatek: hdmi: Perform NULL pointer check for mtkhdmiconf In commit 41ca9caaae0b "drm/mediatek: hdmi: Add check for CEA modes only" a check for CEA modes was added to function mtkhdmibridgemodevalid in order to address...

CVE-2021-47108

In the Linux kernel, the following vulnerability has been resolved: drm/mediatek: hdmi: Perform NULL pointer check for mtkhdmiconf In commit 41ca9caaae0b "drm/mediatek: hdmi: Add check for CEA modes only" a check for CEA modes was added to function mtkhdmibridgemodevalid in order to address...

CVE-2021-47108 drm/mediatek: hdmi: Perform NULL pointer check for mtk_hdmi_conf

In the Linux kernel, the following vulnerability has been resolved: drm/mediatek: hdmi: Perform NULL pointer check for mtkhdmiconf In commit 41ca9caaae0b "drm/mediatek: hdmi: Add check for CEA modes only" a check for CEA modes was added to function mtkhdmibridgemodevalid in order to address...

CVE-2021-47108

Linux kernel vulnerability CVE-2021-47108 affects Mediatek HDMI support (drm/mediatek) where MT8173 can crash due to a NULL mtk_hdmi_conf dereference when a HDMI cable is plugged in. The issue was addressed by adding a NULL pointer check in mtk_hdmi_bridge_mode_valid() (commit 41ca9caaae0b) and p...

SUSE CVE-2021-47046

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix off by one in hdmi14processtransaction The hdcpi2coffsets array did not have an entry for HDCPMESSAGEIDWRITECONTENTSTREAMTYPE so it led to an off by one read overflow. I added an entry and copied the 0x0 valu...

CVE-2021-47046

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix off by one in hdmi14processtransaction The hdcpi2coffsets array did not have an entry for HDCPMESSAGEIDWRITECONTENTSTREAMTYPE so it led to an off by one read overflow. I added an entry and copied the 0x0 valu...