UBUNTU-CVE-2023-54259

In the Linux kernel, the following vulnerability has been resolved: soundwire: bus: Fix unbalanced pmruntimeput causing usage count underflow This reverts commit 443a98e649b4 "soundwire: bus: use pmruntimeresumeandget" Change calls to pmruntimeresumeandget back to pmruntimegetsync. This fixes a...

CVE-2023-54225

In the Linux kernel, the following vulnerability has been resolved: net: ipa: only reset hashed tables when supported Last year, the code that manages GSI channel transactions switched from using spinlock-protected linked lists to using indexes into the ring buffer used for a channel. Recently,...

CVE-2022-50855

In the Linux kernel, the following vulnerability has been resolved: bpf: prevent leak of lsm program after failed attach In 0, we added the ability to bpfprogattach LSM programs to cgroups, but in our validation to make sure the prog is meant to be attached to BPFLSMCGROUP, we return too early if...

CVE-2022-50835

In the Linux kernel, the following vulnerability has been resolved: jbd2: add miss release buffer head in fcdoonepass In fcdoonepass miss release buffer head after use which will lead to reference count leak...

CVE-2022-50835

In the Linux kernel, the following vulnerability has been resolved: jbd2: add miss release buffer head in fcdoonepass In fcdoonepass miss release buffer head after use which will lead to reference count leak...

CVE-2022-50839

In the Linux kernel, the following vulnerability has been resolved: jbd2: fix potential buffer head reference count leak As in 'jbd2fcwaitbufs' if buffer isn't uptodate, will return -EIO without update 'journal-jfcoff'. But 'jbd2fcreleasebufs' will release buffer head from ‘jfcoff - 1’ if 'bh' is...

UBUNTU-CVE-2022-50835

In the Linux kernel, the following vulnerability has been resolved: jbd2: add miss release buffer head in fcdoonepass In fcdoonepass miss release buffer head after use which will lead to reference count leak...

CVE-2022-50887

CVE-2022-50887 concerns the Linux kernel regulator core: a refcount imbalance in regulator_dev_lookup() caused by unbalanced of_node_get()/of_node_put() in of_get_regulator(), leading to a memory leak as reported (OF: memory leak, expected refcount 1 instead of 2). The connected advisories confir...

CVE-2022-50887

In the Linux kernel, the following vulnerability has been resolved: regulator: core: fix unbalanced of node refcount in regulatordevlookup I got the the following report: OF: ERROR: memory leak, expected refcount 1 instead of 2, ofnodeget/ofnodeput unbalanced - destroy cset entry: attach overlay...

CVE-2022-50887 regulator: core: fix unbalanced of node refcount in regulator_dev_lookup()

In the Linux kernel, the following vulnerability has been resolved: regulator: core: fix unbalanced of node refcount in regulatordevlookup I got the the following report: OF: ERROR: memory leak, expected refcount 1 instead of 2, ofnodeget/ofnodeput unbalanced - destroy cset entry: attach overlay...

CVE-2022-50874

CVE-2022-50874 in the Linux kernel’s RDMA/erdma subsystem fixes a refcount leak in erdma_mmap. The issue arose because rdma_user_mmap_entry_get() took a reference that wasn’t released in all paths, and the patch adds a missing rdma_user_mmap_entry_put() in the error path to correctly release it. ...

CVE-2023-54259 soundwire: bus: Fix unbalanced pm_runtime_put() causing usage count underflow

In the Linux kernel, the following vulnerability has been resolved: soundwire: bus: Fix unbalanced pmruntimeput causing usage count underflow This reverts commit 443a98e649b4 "soundwire: bus: use pmruntimeresumeandget" Change calls to pmruntimeresumeandget back to pmruntimegetsync. This fixes a...

CVE-2023-54259

CVE-2023-54259 (Linux kernel, SoundWire bus) : Affects the soundwire: bus code where an unbalanced pm_runtime_put() could underflow the usage count. The root cause is that -EACCES errors when getting pm_runtime were ignored, and a final put was performed regardless. The fix reverts a previous cha...

CVE-2022-50868

The CVE-2022-50868 issue is in the Linux kernel hwrng: amd driver, where for_each_pci_dev() (implemented via pci_get_device()) can leak PCI device references. The root cause is a missing pci_dev_put() on the normal and error paths when breaking out of for_each_pci_dev() with a non-NULL pdev, lead...

CVE-2022-50868 hwrng: amd - Fix PCI device refcount leak

In the Linux kernel, the following vulnerability has been resolved: hwrng: amd - Fix PCI device refcount leak foreachpcidev is implemented by pcigetdevice. The comment of pcigetdevice says that it will increase the reference count for the returned pcidev and also decrease the reference count for...

CVE-2022-50855

The CVE-2022-50855 entry concerns a Linux kernel issue where the BPF LSM program attached via bpf_prog_attach to cgroups could leak because the refcnt wasn’t decremented when the validation rejected the attach. The published description across Red Hat, SUSE, Ubuntu (OSV), Debian OSV, NVD, and oth...

CVE-2022-50855 bpf: prevent leak of lsm program after failed attach

In the Linux kernel, the following vulnerability has been resolved: bpf: prevent leak of lsm program after failed attach In 0, we added the ability to bpfprogattach LSM programs to cgroups, but in our validation to make sure the prog is meant to be attached to BPFLSMCGROUP, we return too early if...

CVE-2022-50855 bpf: prevent leak of lsm program after failed attach

In the Linux kernel, the following vulnerability has been resolved: bpf: prevent leak of lsm program after failed attach In 0, we added the ability to bpfprogattach LSM programs to cgroups, but in our validation to make sure the prog is meant to be attached to BPFLSMCGROUP, we return too early if...

CVE-2023-54240 net: ethernet: mtk_eth_soc: fix possible NULL pointer dereference in mtk_hwlro_get_fdir_all()

In the Linux kernel, the following vulnerability has been resolved: net: ethernet: mtkethsoc: fix possible NULL pointer dereference in mtkhwlrogetfdirall rulelocs is allocated in ethtoolgetrxnfc and the size is determined by rulecnt from user space. So rulecnt needs to be check before using...

CVE-2023-54240 net: ethernet: mtk_eth_soc: fix possible NULL pointer dereference in mtk_hwlro_get_fdir_all()

In the Linux kernel, the following vulnerability has been resolved: net: ethernet: mtkethsoc: fix possible NULL pointer dereference in mtkhwlrogetfdirall rulelocs is allocated in ethtoolgetrxnfc and the size is determined by rulecnt from user space. So rulecnt needs to be check before using...