CVE-2024-56640

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix LGR and link use-after-free issue We encountered a LGR/link use-after-free issue, which manifested as the LGR/link refcnt reaching 0 early and entering the clear process, making resource access unsafe. refcountt:...

DEBIAN-CVE-2024-56640

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix LGR and link use-after-free issue We encountered a LGR/link use-after-free issue, which manifested as the LGR/link refcnt reaching 0 early and entering the clear process, making resource access unsafe. refcountt:...

AZL-55561 CVE-2024-56640 affecting package kernel for versions less than 5.15.176.3-1

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix LGR and link use-after-free issue We encountered a LGR/link use-after-free issue, which manifested as the LGR/link refcnt reaching 0 early and entering the clear process, making resource access unsafe. refcountt:...

AZL-55527 CVE-2024-56640 affecting package kernel for versions less than 6.6.76.1-1

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix LGR and link use-after-free issue We encountered a LGR/link use-after-free issue, which manifested as the LGR/link refcnt reaching 0 early and entering the clear process, making resource access unsafe. refcountt:...

DEBIAN-CVE-2024-56592

In the Linux kernel, the following vulnerability has been resolved: bpf: Call freehtabelem after htabunlockbucket For htab of maps, when the map is removed from the htab, it may hold the last reference of the map. bpfmapfdputptr will invoke bpfmapfreeid to free the id of the removed map element...

AZL-68315 CVE-2024-56592 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: bpf: Call freehtabelem after htabunlockbucket For htab of maps, when the map is removed from the htab, it may hold the last reference of the map. bpfmapfdputptr will invoke bpfmapfreeid to free the id of the removed map element...

CVE-2024-56556

In the Linux kernel, the following vulnerability has been resolved: binder: fix node UAF in binderaddfreezework In binderaddfreezework we iterate over the proc-nodes with the proc-innerlock held. However, this lock is temporarily dropped in order to acquire the node-lock first lock nesting order...

UBUNTU-CVE-2024-56592

In the Linux kernel, the following vulnerability has been resolved: bpf: Call freehtabelem after htabunlockbucket For htab of maps, when the map is removed from the htab, it may hold the last reference of the map. bpfmapfdputptr will invoke bpfmapfreeid to free the id of the removed map element...

UBUNTU-CVE-2024-56640

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix LGR and link use-after-free issue We encountered a LGR/link use-after-free issue, which manifested as the LGR/link refcnt reaching 0 early and entering the clear process, making resource access unsafe. refcountt:...

CVE-2024-56668 iommu/vt-d: Fix qi_batch NULL pointer with nested parent domain

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Fix qibatch NULL pointer with nested parent domain The qibatch is allocated when assigning cache tag for a domain. While for nested parent domain, it is missed. Hence, when trying to map pages to the nested parent, NU...

CVE-2024-56654

CVE-2024-56654 affects the Linux kernel Bluetooth stack. The flaw arises from using rcu_read_(un)lock inside list_for_each_entry_rcu, which is unsafe because entries dereferenced under RCU must be obtained via rcu_dereference(). The advisory states this is not legal and describes a patch that fix...

CVE-2024-56640

Summary : CVE-2024-56640 affects the Linux kernel net/smc subsystem, related to a use-after-free caused by incorrect refcount handling of LGR/link. The issue can occur when refcnt reaches 0 and triggers premature clearing, or underflow after repeated releases, as observed in two call paths (LGR t...

CVE-2024-56640 net/smc: fix LGR and link use-after-free issue

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix LGR and link use-after-free issue We encountered a LGR/link use-after-free issue, which manifested as the LGR/link refcnt reaching 0 early and entering the clear process, making resource access unsafe. refcountt:...

CVE-2024-56640 net/smc: fix LGR and link use-after-free issue

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix LGR and link use-after-free issue We encountered a LGR/link use-after-free issue, which manifested as the LGR/link refcnt reaching 0 early and entering the clear process, making resource access unsafe. refcountt:...

CVE-2024-56640 net/smc: fix LGR and link use-after-free issue

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix LGR and link use-after-free issue We encountered a LGR/link use-after-free issue, which manifested as the LGR/link refcnt reaching 0 early and entering the clear process, making resource access unsafe. refcountt:...

CVE-2024-56610

In the Linux kernel, the following vulnerability has been resolved: kcsan: Turn reportfilterlistlock into a rawspinlock Ran Xiaokai reports that with a KCSAN-enabled PREEMPTRT kernel, we can see splats like: | BUG: sleeping function called from invalid context at kernel/locking/spinlockrt.c:48 |...

CVE-2024-56592 bpf: Call free_htab_elem() after htab_unlock_bucket()

In the Linux kernel, the following vulnerability has been resolved: bpf: Call freehtabelem after htabunlockbucket For htab of maps, when the map is removed from the htab, it may hold the last reference of the map. bpfmapfdputptr will invoke bpfmapfreeid to free the id of the removed map element...

CVE-2024-56582

CVE-2024-56582: Linux kernel btrfs use-after-free in btrfs_encoded_read_endio() identified via KASAN trace in btrfs-endio path; confirmed in the provided trace and fixed in the kernel. Affected component: btrfs in the kernel; root cause: use-after-free in btrfs_encoded_read_endio(); impact as des...

CVE-2024-56556 binder: fix node UAF in binder_add_freeze_work()

In the Linux kernel, the following vulnerability has been resolved: binder: fix node UAF in binderaddfreezework In binderaddfreezework we iterate over the proc-nodes with the proc-innerlock held. However, this lock is temporarily dropped in order to acquire the node-lock first lock nesting order...

CVE-2024-56556 binder: fix node UAF in binder_add_freeze_work()

In the Linux kernel, the following vulnerability has been resolved: binder: fix node UAF in binderaddfreezework In binderaddfreezework we iterate over the proc-nodes with the proc-innerlock held. However, this lock is temporarily dropped in order to acquire the node-lock first lock nesting order...