CVE-2021-47016 m68k: mvme147,mvme16x: Don't wipe PCC timer config bits

In the Linux kernel, the following vulnerability has been resolved: m68k: mvme147,mvme16x: Don't wipe PCC timer config bits Don't clear the timer 1 configuration bits when clearing the interrupt flag and counter overflow. As Michael reported, "This results in no timer interrupts being delivered...

CVE-2021-46983

A flaw was found in an error-handling function in the Linux kernel's NVMe driver. This flaw allows an attacker with control over NVMe links to cause a denial of service. Mitigation Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a...

CVE-2021-46968

In the Linux kernel, the following vulnerability has been resolved: s390/zcrypt: fix zcard and zqueue hot-unplug memleak Tests with kvm and a kmemdebug kernel showed, that on hot unplug the zcard and zqueue structs for the unplugged card or queue are not properly freed because of a mismatch with...

Linux kernel security vulnerabilities

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 stems from the jiffies counter not being updated...

CVE-2021-47051

In the Linux kernel, the following vulnerability has been resolved: spi: fsl-lpspi: Fix PM reference leak in lpspipreparexferhardware pmruntimegetsync will increment pm usage counter even it failed. Forgetting to putting operation will result in reference leak here. Fix it by replacing it with...

CVE-2021-46983

In the Linux kernel, the following vulnerability has been resolved: nvmet-rdma: Fix NULL deref when SEND is completed with error When running some traffic and taking down the link on peer, a retry counter exceeded error is received. This leads to nvmetrdmaerrorcomp which tried accessing the...

CVE-2021-46983

In the Linux kernel, the following vulnerability has been resolved: nvmet-rdma: Fix NULL deref when SEND is completed with error When running some traffic and taking down the link on peer, a retry counter exceeded error is received. This leads to nvmetrdmaerrorcomp which tried accessing the...

CVE-2020-36784

In the Linux kernel, the following vulnerability has been resolved: i2c: cadence: fix reference leak when pmruntimegetsync fails The PM reference count is not expected to be incremented on return in functions cdnsi2cmasterxfer and cdnsregslave. However, pmruntimegetsync will increment pm usage...

CVE-2020-36784

In the Linux kernel, the following vulnerability has been resolved: i2c: cadence: fix reference leak when pmruntimegetsync fails The PM reference count is not expected to be incremented on return in functions cdnsi2cmasterxfer and cdnsregslave. However, pmruntimegetsync will increment pm usage...

CVE-2020-36781

In the Linux kernel, the following vulnerability has been resolved: i2c: imx: fix reference leak when pmruntimegetsync fails In i2cimxxfer and i2cimxremove, the pm reference count is not expected to be incremented on return. However, pmruntimegetsync will increment pm reference count even failed...

CVE-2021-46983

In the Linux kernel, the following vulnerability has been resolved: nvmet-rdma: Fix NULL deref when SEND is completed with error When running some traffic and taking down the link on peer, a retry counter exceeded error is received. This leads to nvmetrdmaerrorcomp which tried accessing the...

UBUNTU-CVE-2021-46983

In the Linux kernel, the following vulnerability has been resolved: nvmet-rdma: Fix NULL deref when SEND is completed with error When running some traffic and taking down the link on peer, a retry counter exceeded error is received. This leads to nvmetrdmaerrorcomp which tried accessing the...

CVE-2020-36780

In the Linux kernel, the following vulnerability has been resolved: i2c: sprd: fix reference leak when pmruntimegetsync fails The PM reference count is not expected to be incremented on return in sprdi2cmasterxfer and sprdi2cremove. However, pmruntimegetsync will increment the PM reference count...

Null pointer dereference

In the Linux kernel, the following vulnerability has been resolved: nvmet-rdma: Fix NULL deref when SEND is completed with error When running some traffic and taking down the link on peer, a retry counter exceeded error is received. This leads to nvmetrdmaerrorcomp which tried accessing the...

CVE-2021-47051 spi: fsl-lpspi: Fix PM reference leak in lpspi_prepare_xfer_hardware()

In the Linux kernel, the following vulnerability has been resolved: spi: fsl-lpspi: Fix PM reference leak in lpspipreparexferhardware pmruntimegetsync will increment pm usage counter even it failed. Forgetting to putting operation will result in reference leak here. Fix it by replacing it with...

CVE-2020-36784 i2c: cadence: fix reference leak when pm_runtime_get_sync fails

In the Linux kernel, the following vulnerability has been resolved: i2c: cadence: fix reference leak when pmruntimegetsync fails The PM reference count is not expected to be incremented on return in functions cdnsi2cmasterxfer and cdnsregslave. However, pmruntimegetsync will increment pm usage...

Linux kernel security vulnerabilities

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 stems from receiving a retry counter exceeded error when running some traffic and disconnecting a peer...

DEBIAN-CVE-2021-46968

In the Linux kernel, the following vulnerability has been resolved: s390/zcrypt: fix zcard and zqueue hot-unplug memleak Tests with kvm and a kmemdebug kernel showed, that on hot unplug the zcard and zqueue structs for the unplugged card or queue are not properly freed because of a mismatch with...

CVE-2021-46940

In the Linux kernel, the following vulnerability has been resolved: tools/power turbostat: Fix offset overflow issue in index converting The idxtooffset function returns type int 32-bit signed, but MSRPKGENERGYSTAT is u32 and would be interpreted as a negative number. The end result is that it hi...

UBUNTU-CVE-2021-46968

In the Linux kernel, the following vulnerability has been resolved: s390/zcrypt: fix zcard and zqueue hot-unplug memleak Tests with kvm and a kmemdebug kernel showed, that on hot unplug the zcard and zqueue structs for the unplugged card or queue are not properly freed because of a mismatch with...