CVE-2021-47530 drm/msm: Fix wait_fence submitqueue leak

In the Linux kernel, the following vulnerability has been resolved: drm/msm: Fix waitfence submitqueue leak We weren't dropping the submitqueue reference in all paths. In particular, when the fence has already been signalled. Split out a helper to simplify handling this in the various different...

CVE-2021-47530 drm/msm: Fix wait_fence submitqueue leak

In the Linux kernel, the following vulnerability has been resolved: drm/msm: Fix waitfence submitqueue leak We weren't dropping the submitqueue reference in all paths. In particular, when the fence has already been signalled. Split out a helper to simplify handling this in the various different...

CVE-2021-47530

CVE-2021-47530: Linux kernel vulnerability in drm/msm where the submitqueue reference leak was not dropped across all paths, notably when the fence had already signaled. The fix (described as extracting a helper to normalize handling across different returns) resolves the leak. Public advisories ...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that originates from a commit queue leak in the drm/msm module waitfence...

Linux kernel 安全漏洞

Linux kernel is the kernel used by the Linux Foundation's open source operating system Linux. A security vulnerability exists in the Linux kernel, which stems from a vulnerability in the drm/msm module...

CVE-2021-47447

In the Linux kernel, the following vulnerability has been resolved: drm/msm/a3xx: fix error handling in a3xxgpuinit These error paths returned 1 on failure, instead of a negative error code. This would lead to an Oops in the caller. A second problem is that the check for "if ret != -ENODATA" did...

DEBIAN-CVE-2021-47446

In the Linux kernel, the following vulnerability has been resolved: drm/msm/a4xx: fix error handling in a4xxgpuinit This code returns 1 on error instead of a negative error. It leads to an Oops in the caller. A second problem is that the check for "if ret != -ENODATA" cannot be true because "ret"...

CVE-2021-47447

In the Linux kernel, the following vulnerability has been resolved: drm/msm/a3xx: fix error handling in a3xxgpuinit These error paths returned 1 on failure, instead of a negative error code. This would lead to an Oops in the caller. A second problem is that the check for "if ret != -ENODATA" did...

CVE-2021-47445

In the Linux kernel, the following vulnerability has been resolved: drm/msm: Fix null pointer dereference on pointer edp The initialization of pointer dev dereferences pointer edp before edp is null checked, so there is a potential null pointer deference issue. Fix this by only dereferencing edp...

CVE-2021-47447

In the Linux kernel, the following vulnerability has been resolved: drm/msm/a3xx: fix error handling in a3xxgpuinit These error paths returned 1 on failure, instead of a negative error code. This would lead to an Oops in the caller. A second problem is that the check for "if ret != -ENODATA" did...

CVE-2021-47445

In the Linux kernel, the following vulnerability has been resolved: drm/msm: Fix null pointer dereference on pointer edp The initialization of pointer dev dereferences pointer edp before edp is null checked, so there is a potential null pointer deference issue. Fix this by only dereferencing edp...

CVE-2021-47446

In the Linux kernel, the following vulnerability has been resolved: drm/msm/a4xx: fix error handling in a4xxgpuinit This code returns 1 on error instead of a negative error. It leads to an Oops in the caller. A second problem is that the check for "if ret != -ENODATA" cannot be true because "ret"...

DEBIAN-CVE-2021-47445

In the Linux kernel, the following vulnerability has been resolved: drm/msm: Fix null pointer dereference on pointer edp The initialization of pointer dev dereferences pointer edp before edp is null checked, so there is a potential null pointer deference issue. Fix this by only dereferencing edp...

CVE-2021-47445

In the Linux kernel, the following vulnerability has been resolved: drm/msm: Fix null pointer dereference on pointer edp The initialization of pointer dev dereferences pointer edp before edp is null checked, so there is a potential null pointer deference issue. Fix this by only dereferencing edp...

CVE-2021-47447

In the Linux kernel, the following vulnerability has been resolved: drm/msm/a3xx: fix error handling in a3xxgpuinit These error paths returned 1 on failure, instead of a negative error code. This would lead to an Oops in the caller. A second problem is that the check for "if ret != -ENODATA" did...

CVE-2021-47446

In the Linux kernel, the following vulnerability has been resolved: drm/msm/a4xx: fix error handling in a4xxgpuinit This code returns 1 on error instead of a negative error. It leads to an Oops in the caller. A second problem is that the check for "if ret != -ENODATA" cannot be true because "ret"...

UBUNTU-CVE-2021-47446

In the Linux kernel, the following vulnerability has been resolved: drm/msm/a4xx: fix error handling in a4xxgpuinit This code returns 1 on error instead of a negative error. It leads to an Oops in the caller. A second problem is that the check for "if ret != -ENODATA" cannot be true because "ret"...

UBUNTU-CVE-2021-47445

In the Linux kernel, the following vulnerability has been resolved: drm/msm: Fix null pointer dereference on pointer edp The initialization of pointer dev dereferences pointer edp before edp is null checked, so there is a potential null pointer deference issue. Fix this by only dereferencing edp...

CVE-2021-47447 drm/msm/a3xx: fix error handling in a3xx_gpu_init()

In the Linux kernel, the following vulnerability has been resolved: drm/msm/a3xx: fix error handling in a3xxgpuinit These error paths returned 1 on failure, instead of a negative error code. This would lead to an Oops in the caller. A second problem is that the check for "if ret != -ENODATA" did...

CVE-2021-47447

CVE-2021-47447 : Linux kernel MSM DRM driver (drm/msm/a3xx) fix implemented for incorrect error handling in a3xx_gpu_init. Error paths returned 1 (not a negative errno), risking an Oops; also the ret check for -ENODATA failed since ret could be 1. The connected advisories confirm this as a kernel...