UBUNTU-CVE-2022-49884

In the Linux kernel, the following vulnerability has been resolved: KVM: Initialize gfntopfncache locks in dedicated helper Move the gfntopfncache lock initialization to another helper and call the new helper during VM/vCPU creation. There are race conditions possible due to kvmgfntopfncacheinit'...

UBUNTU-CVE-2022-49845

In the Linux kernel, the following vulnerability has been resolved: can: j1939: j1939sendone: fix missing CAN header initialization The read access to struct canxlframe::len inside of a j1939 created skbuff revealed a missing initialization of reserved and later filled elements in struct canframe...

UBUNTU-CVE-2022-49805

In the Linux kernel, the following vulnerability has been resolved: net: lan966x: Fix potential null-ptr-deref in lan966xstatsinit lan966xstatsinit calls createsinglethreadworkqueue and not checked the ret value, which may return NULL. And a null-ptr-deref may happen: lan966xstatsinit...

UBUNTU-CVE-2022-49917

In the Linux kernel, the following vulnerability has been resolved: ipvs: fix WARNING in ipvsappnetcleanup During the initialization of ipvsappnetinit, if file ipvsapp fails to be created, the initialization is successful by default. Therefore, the ipvsapp file doesn't be found during the remove ...

UBUNTU-CVE-2022-49821

In the Linux kernel, the following vulnerability has been resolved: mISDN: fix possible memory leak in mISDNdspelementregister Afer commit 1fa5ae857bb1 "driver core: get rid of struct device's busid string array", the name of device is allocated dynamically, use putdevice to give up the reference...

CVE-2022-49930 RDMA/hns: Fix NULL pointer problem in free_mr_init()

In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: Fix NULL pointer problem in freemrinit Lock grab occurs in a concurrent scenario, resulting in stepping on a NULL pointer. It should be init mutexinit first before use the lock. Unable to handle kernel NULL pointer...

CVE-2022-49930 RDMA/hns: Fix NULL pointer problem in free_mr_init()

In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: Fix NULL pointer problem in freemrinit Lock grab occurs in a concurrent scenario, resulting in stepping on a NULL pointer. It should be init mutexinit first before use the lock. Unable to handle kernel NULL pointer...

CVE-2022-49930

CVE-2022-49930 affects the Linux kernel in the RDMA/hns path (free_mr_init) where a race can cause a NULL pointer dereference when a lock is grabbed concurrently without proper initialization. The vulnerability leads to an in-kernel NULL dereference (call trace beginning at __mutex_lock.constprop...

CVE-2022-49930 RDMA/hns: Fix NULL pointer problem in free_mr_init()

In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: Fix NULL pointer problem in freemrinit Lock grab occurs in a concurrent scenario, resulting in stepping on a NULL pointer. It should be init mutexinit first before use the lock. Unable to handle kernel NULL pointer...

CVE-2022-49918 ipvs: fix WARNING in __ip_vs_cleanup_batch()

In the Linux kernel, the following vulnerability has been resolved: ipvs: fix WARNING in ipvscleanupbatch During the initialization of ipvsconnnetinit, if file ipvsconn or ipvsconnsync fails to be created, the initialization is successful by default. Therefore, the ipvsconn or ipvsconnsync file...

CVE-2022-49918

CVE-2022-49918 concerns the Linux kernel IPVS subsystem. The vulnerability arises from the initialization path in ip_vs_conn_net_init() where failure to create ip_vs_conn or ip_vs_conn_sync files still leaves initialization “successful by default.” As a result, during removal, the proc entries ma...

CVE-2022-49918 ipvs: fix WARNING in __ip_vs_cleanup_batch()

In the Linux kernel, the following vulnerability has been resolved: ipvs: fix WARNING in ipvscleanupbatch During the initialization of ipvsconnnetinit, if file ipvsconn or ipvsconnsync fails to be created, the initialization is successful by default. Therefore, the ipvsconn or ipvsconnsync file...

CVE-2022-49917 ipvs: fix WARNING in ip_vs_app_net_cleanup()

In the Linux kernel, the following vulnerability has been resolved: ipvs: fix WARNING in ipvsappnetcleanup During the initialization of ipvsappnetinit, if file ipvsapp fails to be created, the initialization is successful by default. Therefore, the ipvsapp file doesn't be found during the remove ...

CVE-2022-49917 ipvs: fix WARNING in ip_vs_app_net_cleanup()

In the Linux kernel, the following vulnerability has been resolved: ipvs: fix WARNING in ipvsappnetcleanup During the initialization of ipvsappnetinit, if file ipvsapp fails to be created, the initialization is successful by default. Therefore, the ipvsapp file doesn't be found during the remove ...

CVE-2022-49917

CVE-2022-49917 affects the Linux kernel IPVS subsystem (ip_vs_app_net_cleanup and ip_vs_app_net_init). If ip_vs_app fails to be created during init, removal still proceeds, causing the ip_vs_app entry to be missing and a WARNING in fs/proc/generic.c: remove_proc_entry. The issue is demonstrated b...

CVE-2022-49903 ipv6: fix WARNING in ip6_route_net_exit_late()

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix WARNING in ip6routenetexitlate During the initialization of ip6routenetinitlate, if file ipv6route or rt6stats fails to be created, the initialization is successful by default. Therefore, the ipv6route or rt6stats file...

CVE-2022-49904 net, neigh: Fix null-ptr-deref in neigh_table_clear()

In the Linux kernel, the following vulnerability has been resolved: net, neigh: Fix null-ptr-deref in neightableclear When IPv6 module gets initialized but hits an error in the middle, kenel panic with: KASAN: null-ptr-deref in range 0x0000000000000598-0x000000000000059f CPU: 1 PID: 361 Comm:...

CVE-2022-49904 net, neigh: Fix null-ptr-deref in neigh_table_clear()

In the Linux kernel, the following vulnerability has been resolved: net, neigh: Fix null-ptr-deref in neightableclear When IPv6 module gets initialized but hits an error in the middle, kenel panic with: KASAN: null-ptr-deref in range 0x0000000000000598-0x000000000000059f CPU: 1 PID: 361 Comm:...

CVE-2022-49904 net, neigh: Fix null-ptr-deref in neigh_table_clear()

In the Linux kernel, the following vulnerability has been resolved: net, neigh: Fix null-ptr-deref in neightableclear When IPv6 module gets initialized but hits an error in the middle, kenel panic with: KASAN: null-ptr-deref in range 0x0000000000000598-0x000000000000059f CPU: 1 PID: 361 Comm:...

CVE-2022-49903 ipv6: fix WARNING in ip6_route_net_exit_late()

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix WARNING in ip6routenetexitlate During the initialization of ip6routenetinitlate, if file ipv6route or rt6stats fails to be created, the initialization is successful by default. Therefore, the ipv6route or rt6stats file...