CVE-2022-49356

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Trap RDMA segment overflows Prevent svcrdmabuildwrites from walking off the end of a Write chunk's segment array. Caught with KASAN. The test that this fix replaces is invalid, and might have been left over from an earlie...

CVE-2022-49343

In the Linux kernel, the following vulnerability has been resolved: ext4: avoid cycles in directory h-tree A maliciously corrupted filesystem can contain cycles in the h-tree stored inside a directory. That can easily lead to the kernel corrupting tree nodes that were already verified under its...

CVE-2022-49291

In the Linux kernel, the following vulnerability has been resolved: ALSA: pcm: Fix races among concurrent hwparams and hwfree calls Currently we have neither proper check nor protection against the concurrent calls of PCM hwparams and hwfree ioctls, which may result in a UAF. Since the existing P...

UBUNTU-CVE-2022-49425

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix dereference of stale list iterator after loop body The list iterator variable will be a bogus pointer if no break was hit. Dereferencing it cur-page in this case could load an out-of-bounds/undefined value making it...

CVE-2022-49191

In the Linux kernel, the following vulnerability has been resolved: mxser: fix xmitbuf leak in activate when LSR == 0xff When LSR is 0xff in -activate rather unlike, we return an error. Provided -shutdown is not called when -activate fails, nothing actually frees the buffer in this case. Fix this...

CVE-2022-49165

In the Linux kernel, the following vulnerability has been resolved: media: imx-jpeg: Prevent decoding NV12M jpegs into single-planar buffers If the application queues an NV12M jpeg as output buffer, but then queues a single planar capture buffer, the kernel will crash with "Unable to handle kerne...

CVE-2022-49129

In the Linux kernel, the following vulnerability has been resolved: mt76: mt7921: fix crash when startup fails. If the nic fails to start, it is possible that the resetwork has already been scheduled. Ensure the work item is canceled so we do not have use-after-free crash in case cleanup is calle...

CVE-2022-49095

In the Linux kernel, the following vulnerability has been resolved: scsi: zorro7xx: Fix a resource leak in zorro7xxremoveone The error handling path of the probe releases a resource that is not freed in the remove function. In some cases, a ioremap must be undone. Add the missing iounmap call in...

CVE-2022-49711

In the Linux kernel, the following vulnerability has been resolved: bus: fsl-mc-bus: fix KASAN use-after-free in fslmcbusremove In fslmcbusremove, mc-rootmcbusdev-mcio is passed to fsldestroymcio. However, mc-rootmcbusdev is already freed in fslmcdeviceremove. Then reference to mc-rootmcbusdev-mc...

CVE-2022-49703 scsi: ibmvfc: Store vhost pointer during subcrq allocation

In the Linux kernel, the following vulnerability has been resolved: scsi: ibmvfc: Store vhost pointer during subcrq allocation Currently the back pointer from a queue to the vhost adapter isn't set until after subcrq interrupt registration. The value is available when a queue is first allocated a...

CVE-2022-49656

In the Linux kernel, the following vulnerability has been resolved: ARM: meson: Fix refcount leak in mesonsmppreparecpus offindcompatiblenode returns a node pointer with refcount incremented, we should use ofnodeput on it when done. Add missing ofnodeput to avoid refcount leak...

CVE-2022-49628

Linux kernel CVE-2022-49628 concerns the net: stmmac driver leaking resources during probe. Connected documents confirm the vulnerability and provide a fix: two error paths in probe are corrected to clean up before returning, addressing leaks in the probe sequence. The affected component is the L...

CVE-2022-49626

In CVE-2022-49626, the Linux kernel sfc (Solarflare) driver had a use-after-free: vf->pci_dev could be freed during pci_disable_sriov and later read in efx_ef10_sriov_free_vf_vswitching. The root cause is reading a freed vf->pci_dev in the SR-IOV disable path. A patch fixes this by setting ...

CVE-2022-49611

In the Linux kernel, the following vulnerability has been resolved: x86/speculation: Fill RSB on vmexit for IBRS Prevent RSB underflow/poisoning attacks with RSB. While at it, add a bunch of comments to attempt to document the current state of tribal knowledge about RSB attacks and what exactly i...

CVE-2022-49599 tcp: Fix data-races around sysctl_tcp_l3mdev_accept.

In the Linux kernel, the following vulnerability has been resolved: tcp: Fix data-races around sysctltcpl3mdevaccept. While reading sysctltcpl3mdevaccept, it can be changed concurrently. Thus, we need to add READONCE to its readers...

CVE-2022-49592

In the Linux kernel, the following vulnerability has been resolved: net: stmmac: fix dma queue left shift overflow issue When queue number is 4, left shift overflows due to 32 bits integer variable. Mask calculation is wrong for MTLRXQDMAMAP1. If CONFIGUBSAN is enabled, kernel dumps below warning...

CVE-2022-49582 net: dsa: fix NULL pointer dereference in dsa_port_reset_vlan_filtering

In the Linux kernel, the following vulnerability has been resolved: net: dsa: fix NULL pointer dereference in dsaportresetvlanfiltering The "ds" iterator variable used in dsaportresetvlanfiltering - dsaswitchforeachport overwrites the "dp" received as argument, which is later used to call...

CVE-2022-49575 tcp: Fix a data-race around sysctl_tcp_thin_linear_timeouts.

In the Linux kernel, the following vulnerability has been resolved: tcp: Fix a data-race around sysctltcpthinlineartimeouts. While reading sysctltcpthinlineartimeouts, it can be changed concurrently. Thus, we need to add READONCE to its reader...

CVE-2022-49569

CVE-2022-49569 affects the bcm2835 SPI driver in the Linux kernel. When an IRQ-based transfer times out, bcm2835_spi_handle_err() could dereference ctlr->dma_tx/ctlr->dma_rx if DMA pointers are not set, due to the removal of the dma_pending flag. A fix was implemented to check that ctlr-&gt...

CVE-2022-49565

CVE-2022-49565 concerns the Linux kernel, specifically perf/x86/intel/lbr, where unchecked MSR writes (WRMSR to 0x689) can occur due to an absent TSX quirk application when accessing LBR data. The issue manifests on systems with LBR_FORMAT_EIP_FLAGS2 and, if TSX is disabled, requires a quirk to a...