CVE-2022-50227

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/xen: Initialize Xen timer only once Add a check for existing xen timers before initializing a new one. Currently kvmxeninittimer is called on every KVMXENVCPUATTRTYPETIMER, which is causing the following ODEBUG crash whe...

CVE-2022-50227

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/xen: Initialize Xen timer only once Add a check for existing xen timers before initializing a new one. Currently kvmxeninittimer is called on every KVMXENVCPUATTRTYPETIMER, which is causing the following ODEBUG crash whe...

CVE-2022-50227 KVM: x86/xen: Initialize Xen timer only once

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/xen: Initialize Xen timer only once Add a check for existing xen timers before initializing a new one. Currently kvmxeninittimer is called on every KVMXENVCPUATTRTYPETIMER, which is causing the following ODEBUG crash whe...

CVE-2022-50227

CVE-2022-50227 concerns the Linux kernel KVM/xen path, where the function kvm_xen_init_timer() could be invoked repeatedly for KVM_XEN_VCPU_ATTR_TYPE_TIMER. The connected documents consistently describe the root cause as initializing Xen timers when one already exists, leading to an ODEBUG crash ...

CVE-2022-50227 KVM: x86/xen: Initialize Xen timer only once

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/xen: Initialize Xen timer only once Add a check for existing xen timers before initializing a new one. Currently kvmxeninittimer is called on every KVMXENVCPUATTRTYPETIMER, which is causing the following ODEBUG crash whe...

CVE-2024-49960

In the Linux kernel, the following vulnerability has been resolved: ext4: fix timer use-after-free on failed mount Syzbot has found an ODEBUG bug in ext4fillsuper The deltimersync function cancels the serrreport timer, which reminds about filesystem errors daily. We should guarantee the timer is ...

CVE-2024-49960 ext4: fix timer use-after-free on failed mount

In the Linux kernel, the following vulnerability has been resolved: ext4: fix timer use-after-free on failed mount Syzbot has found an ODEBUG bug in ext4fillsuper The deltimersync function cancels the serrreport timer, which reminds about filesystem errors daily. We should guarantee the timer is ...

CVE-2024-49960 ext4: fix timer use-after-free on failed mount

In the Linux kernel, the following vulnerability has been resolved: ext4: fix timer use-after-free on failed mount Syzbot has found an ODEBUG bug in ext4fillsuper The deltimersync function cancels the serrreport timer, which reminds about filesystem errors daily. We should guarantee the timer is ...

CVE-2024-49960

CVE-2024-49960 concerns ext4 on the Linux kernel. The issue is a timer use-after-free during failed mounts: the s_err_report timer can remain active while sbi is freed, because ext4_handle_error re-arms the timer before kfree(sbi). The root cause is not canceling the s_err_report timer after ext4...

CVE-2024-49960 ext4: fix timer use-after-free on failed mount

In the Linux kernel, the following vulnerability has been resolved: ext4: fix timer use-after-free on failed mount Syzbot has found an ODEBUG bug in ext4fillsuper The deltimersync function cancels the serrreport timer, which reminds about filesystem errors daily. We should guarantee the timer is ...

CVE-2022-48759 rpmsg: char: Fix race between the release of rpmsg_ctrldev and cdev

In the Linux kernel, the following vulnerability has been resolved: rpmsg: char: Fix race between the release of rpmsgctrldev and cdev struct rpmsgctrldev contains a struct cdev. The current code frees the rpmsgctrldev struct in rpmsgctrldevreleasedevice, but the cdev is a managed object, therefo...

CVE-2021-47482

In the Linux kernel, the following vulnerability has been resolved: net: batman-adv: fix error handling Syzbot reported ODEBUG warning in batadvncmeshfree. The problem was in wrong error handling in batadvmeshinit. Before this patch batadvmeshinit was calling batadvmeshfree in case of any...

CVE-2021-47482

In the Linux kernel, the following vulnerability has been resolved: net: batman-adv: fix error handling Syzbot reported ODEBUG warning in batadvncmeshfree. The problem was in wrong error handling in batadvmeshinit. Before this patch batadvmeshinit was calling batadvmeshfree in case of any...

AZL-43306 CVE-2021-47482 affecting package kernel for versions less than 5.15.176.3-1

In the Linux kernel, the following vulnerability has been resolved: net: batman-adv: fix error handling Syzbot reported ODEBUG warning in batadvncmeshfree. The problem was in wrong error handling in batadvmeshinit. Before this patch batadvmeshinit was calling batadvmeshfree in case of any...

CVE-2021-47482

In the Linux kernel, the following vulnerability has been resolved: net: batman-adv: fix error handling Syzbot reported ODEBUG warning in batadvncmeshfree. The problem was in wrong error handling in batadvmeshinit. Before this patch batadvmeshinit was calling batadvmeshfree in case of any...

CVE-2021-47419

In the Linux kernel, the following vulnerability has been resolved: net/sched: schtaprio: properly cancel timer from tapriodestroy There is a comment in qdisccreate about us not calling ops-reset in some cases. errout4: / Any broken qdiscs that would require a ops-reset here? The qdisc was never ...

CVE-2021-47482 net: batman-adv: fix error handling

In the Linux kernel, the following vulnerability has been resolved: net: batman-adv: fix error handling Syzbot reported ODEBUG warning in batadvncmeshfree. The problem was in wrong error handling in batadvmeshinit. Before this patch batadvmeshinit was calling batadvmeshfree in case of any...

CVE-2021-47419

In the Linux kernel, the following vulnerability has been resolved: net/sched: schtaprio: properly cancel timer from tapriodestroy There is a comment in qdisccreate about us not calling ops-reset in some cases. errout4: / Any broken qdiscs that would require a ops-reset here? The qdisc was never ...

CVE-2021-47387

In the Linux kernel, the following vulnerability has been resolved: cpufreq: schedutil: Use kobject release method to free sugovtunables The struct sugovtunables is protected by the kobject, so we can't free it directly. Otherwise we would get a call trace like this: ODEBUG: free active active...

CVE-2021-47419 net/sched: sch_taprio: properly cancel timer from taprio_destroy()

In the Linux kernel, the following vulnerability has been resolved: net/sched: schtaprio: properly cancel timer from tapriodestroy There is a comment in qdisccreate about us not calling ops-reset in some cases. errout4: / Any broken qdiscs that would require a ops-reset here? The qdisc was never ...