UBUNTU-CVE-2024-42279

In the Linux kernel, the following vulnerability has been resolved: spi: microchip-core: ensure TX and RX FIFOs are empty at start of a transfer While transmitting with rxlen == 0, the RX FIFO is not going to be emptied in the interrupt handler. A subsequent transfer could then read crap from the...

CVE-2024-42279 spi: microchip-core: ensure TX and RX FIFOs are empty at start of a transfer

In the Linux kernel, the following vulnerability has been resolved: spi: microchip-core: ensure TX and RX FIFOs are empty at start of a transfer While transmitting with rxlen == 0, the RX FIFO is not going to be emptied in the interrupt handler. A subsequent transfer could then read crap from the...

PT-2024-31319

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The issue occurs when enabling access to the special register set in the Linux kernel, which can lead to Receiver time-out and RHR interrupts. The IRQ handler attempts to read from the...

SUSE CVE-2021-47418

In the Linux kernel, the following vulnerability has been resolved: netsched: fix NULL deref in fifosetlimit syzbot reported another NULL deref in fifosetlimit 1 I could repro the issue with : unshare -n tc qd add dev lo root handle 1:0 tbf limit 200000 burst 70000 rate 100Mbit tc qd replace dev ...

CVE-2021-47533

In the Linux kernel, the following vulnerability has been resolved: drm/vc4: kms: Clear the HVS FIFO commit pointer once done Commit 9ec03d7f1ed3 "drm/vc4: kms: Wait on previous FIFO users before a commit" introduced a wait on the previous commit done on a given HVS FIFO. However, we never cleare...

DEBIAN-CVE-2021-47533

In the Linux kernel, the following vulnerability has been resolved: drm/vc4: kms: Clear the HVS FIFO commit pointer once done Commit 9ec03d7f1ed3 "drm/vc4: kms: Wait on previous FIFO users before a commit" introduced a wait on the previous commit done on a given HVS FIFO. However, we never cleare...

CVE-2021-47533

In the Linux kernel, the following vulnerability has been resolved: drm/vc4: kms: Clear the HVS FIFO commit pointer once done Commit 9ec03d7f1ed3 "drm/vc4: kms: Wait on previous FIFO users before a commit" introduced a wait on the previous commit done on a given HVS FIFO. However, we never cleare...

DEBIAN-CVE-2021-47519

In the Linux kernel, the following vulnerability has been resolved: can: mcan: mcanreadfifo: fix memory leak in error branch In mcanreadfifo, if the second call to mcanfiforead fails, the function jump to the outfail label and returns without calling mcanreceiveskb. This means that the skb...

UBUNTU-CVE-2021-47533

In the Linux kernel, the following vulnerability has been resolved: drm/vc4: kms: Clear the HVS FIFO commit pointer once done Commit 9ec03d7f1ed3 "drm/vc4: kms: Wait on previous FIFO users before a commit" introduced a wait on the previous commit done on a given HVS FIFO. However, we never cleare...

CVE-2021-47533

In the Linux kernel, the following vulnerability has been resolved: drm/vc4: kms: Clear the HVS FIFO commit pointer once done Commit 9ec03d7f1ed3 "drm/vc4: kms: Wait on previous FIFO users before a commit" introduced a wait on the previous commit done on a given HVS FIFO. However, we never cleare...

UBUNTU-CVE-2021-47519

In the Linux kernel, the following vulnerability has been resolved: can: mcan: mcanreadfifo: fix memory leak in error branch In mcanreadfifo, if the second call to mcanfiforead fails, the function jump to the outfail label and returns without calling mcanreceiveskb. This means that the skb...

CVE-2021-47534 drm/vc4: kms: Add missing drm_crtc_commit_put

In the Linux kernel, the following vulnerability has been resolved: drm/vc4: kms: Add missing drmcrtccommitput Commit 9ec03d7f1ed3 "drm/vc4: kms: Wait on previous FIFO users before a commit" introduced a global state for the HVS, with each FIFO storing the current CRTC commit so that we can...

CVE-2021-47533 drm/vc4: kms: Clear the HVS FIFO commit pointer once done

In the Linux kernel, the following vulnerability has been resolved: drm/vc4: kms: Clear the HVS FIFO commit pointer once done Commit 9ec03d7f1ed3 "drm/vc4: kms: Wait on previous FIFO users before a commit" introduced a wait on the previous commit done on a given HVS FIFO. However, we never cleare...

CVE-2021-47533 drm/vc4: kms: Clear the HVS FIFO commit pointer once done

In the Linux kernel, the following vulnerability has been resolved: drm/vc4: kms: Clear the HVS FIFO commit pointer once done Commit 9ec03d7f1ed3 "drm/vc4: kms: Wait on previous FIFO users before a commit" introduced a wait on the previous commit done on a given HVS FIFO. However, we never cleare...

CVE-2021-47533

CVE-2021-47533 affects the Linux kernel drm/vc4: kms path. A use-after-free could occur when duplicating state due to a stale HVS FIFO commit pointer not being cleared after waiting on the previous FIFO user. The fix sets the HVS FIFO commit pointer to NULL once the wait completes to prevent carr...

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 Linux kernel, which originates from a memory leak in the error branch of the can:mcan:mcanreadfifo module...

pam: allowing unprivileged user to block another user namespace

A vulnerability was found in Linux PAM. An unprivileged user that is not yet in a corresponding mount namespace with /tmp mounted as a polyinstantiated dir can place a FIFO there, and a subsequent attempt to login as this user with pamnamespace configured will cause the openat in protectdir to...

DEBIAN-CVE-2021-47418

In the Linux kernel, the following vulnerability has been resolved: netsched: fix NULL deref in fifosetlimit syzbot reported another NULL deref in fifosetlimit 1 I could repro the issue with : unshare -n tc qd add dev lo root handle 1:0 tbf limit 200000 burst 70000 rate 100Mbit tc qd replace dev ...

UBUNTU-CVE-2021-47418

In the Linux kernel, the following vulnerability has been resolved: netsched: fix NULL deref in fifosetlimit syzbot reported another NULL deref in fifosetlimit 1 I could repro the issue with : unshare -n tc qd add dev lo root handle 1:0 tbf limit 200000 burst 70000 rate 100Mbit tc qd replace dev ...

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 stems from the presence of a null pointer dereference in the netsched module fifosetlimit...