CVE-2024-49952 netfilter: nf_tables: prevent nf_skb_duplicated corruption

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: prevent nfskbduplicated corruption syzbot found that nfdupipv4 or nfdupipv6 could write per-cpu variable nfskbduplicated in an unsafe way 1. Disabling preemption as hinted by the splat is not enough, we have ...

CVE-2024-49952 netfilter: nf_tables: prevent nf_skb_duplicated corruption

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: prevent nfskbduplicated corruption syzbot found that nfdupipv4 or nfdupipv6 could write per-cpu variable nfskbduplicated in an unsafe way 1. Disabling preemption as hinted by the splat is not enough, we have ...

kernel: kyber: fix out of bounds access when preempted

In the Linux kernel, the following vulnerability has been resolved: kyber: fix out of bounds access when preempted blkmqschedbiomerge gets the ctx and hctx for the current CPU and passes the hctx to -biomerge. kyberbiomerge then gets the ctx for the current CPU again and uses that to get the...

kernel: scsi: qedf: Make qedf_execute_tmf() non-preemptible

A vulnerability was found in the Linux kernel's qedf driver function qedfexecutetmf, where the function call smpprocessorid is done from preemptible code before acquiring a lock which can result in BUGON when running an RT kernel. This can result in system inconsistencies...

kernel: kyber: fix out of bounds access when preempted

In the Linux kernel, the following vulnerability has been resolved: kyber: fix out of bounds access when preempted blkmqschedbiomerge gets the ctx and hctx for the current CPU and passes the hctx to -biomerge. kyberbiomerge then gets the ctx for the current CPU again and uses that to get the...

PT-2024-33969

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The issue arises from the function bpf ringbuf reserve being invoked from a tracepoint, which disables preemption. Using spinlock t in this context can lead to a "sleep in atomic"...

CVE-2024-46721

In the Linux kernel, the following vulnerability has been resolved: apparmor: fix possible NULL pointer dereference profile-parent-dentsAAFSPROFDIR could be NULL only if its parent is made from createmissingancestors.. and 'ent-old' is NULL in aareplaceprofiles... In that case, it must return an...

SUSE CVE-2024-46699

In the Linux kernel, the following vulnerability has been resolved: drm/v3d: Disable preemption while updating GPU stats We forgot to disable preemption around the writeseqcountbegin/end pair while updating GPU stats: WARNING: CPU: 2 PID: 12 at include/linux/seqlock.h:221...

CVE-2024-46699

In the Linux kernel, the following vulnerability has been resolved: drm/v3d: Disable preemption while updating GPU stats We forgot to disable preemption around the writeseqcountbegin/end pair while updating GPU stats: WARNING: CPU: 2 PID: 12 at include/linux/seqlock.h:221...

CVE-2024-46699

In the Linux kernel, the following vulnerability has been resolved: drm/v3d: Disable preemption while updating GPU stats We forgot to disable preemption around the writeseqcountbegin/end pair while updating GPU stats: WARNING: CPU: 2 PID: 12 at include/linux/seqlock.h:221...

DEBIAN-CVE-2024-46699

In the Linux kernel, the following vulnerability has been resolved: drm/v3d: Disable preemption while updating GPU stats We forgot to disable preemption around the writeseqcountbegin/end pair while updating GPU stats: WARNING: CPU: 2 PID: 12 at include/linux/seqlock.h:221...

UBUNTU-CVE-2024-46699

In the Linux kernel, the following vulnerability has been resolved: drm/v3d: Disable preemption while updating GPU stats We forgot to disable preemption around the writeseqcountbegin/end pair while updating GPU stats: WARNING: CPU: 2 PID: 12 at include/linux/seqlock.h:221...

CVE-2024-46699

CVE-2024-46699: In the Linux kernel, drm/v3d preemption was not disabled around the write_seqcount_begin/end() used to update GPU stats, risking seqcount/RCU race conditions. Root cause: missing __seqprop_assert around the update path in v3d stats code leading to potential data corruption under p...

CVE-2024-46699

In the Linux kernel, the following vulnerability has been resolved: drm/v3d: Disable preemption while updating GPU stats We forgot to disable preemption around the writeseqcountbegin/end pair while updating GPU stats: WARNING: CPU: 2 PID: 12 at include/linux/seqlock.h:221...

CVE-2024-46699 drm/v3d: Disable preemption while updating GPU stats

In the Linux kernel, the following vulnerability has been resolved: drm/v3d: Disable preemption while updating GPU stats We forgot to disable preemption around the writeseqcountbegin/end pair while updating GPU stats: WARNING: CPU: 2 PID: 12 at include/linux/seqlock.h:221...

UBUNTU-CVE-2024-44968

In the Linux kernel, the following vulnerability has been resolved: tick/broadcast: Move per CPU pointer access into the atomic section The recent fix for making the take over of the broadcast timer more reliable retrieves a per CPU pointer in preemptible context. This went unnoticed as compilers...

CVE-2024-43890 tracing: Fix overflow in get_free_elt()

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix overflow in getfreeelt "tracingmap-nextelt" in getfreeelt is at risk of overflowing. Once it overflows, new elements can still be inserted into the tracingmap even though the maximum number of elements maxelts has be...

CVE-2024-43890 tracing: Fix overflow in get_free_elt()

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix overflow in getfreeelt "tracingmap-nextelt" in getfreeelt is at risk of overflowing. Once it overflows, new elements can still be inserted into the tracingmap even though the maximum number of elements maxelts has be...

CVE-2024-43874 crypto: ccp - Fix null pointer dereference in __sev_snp_shutdown_locked

In the Linux kernel, the following vulnerability has been resolved: crypto: ccp - Fix null pointer dereference in sevsnpshutdownlocked Fix a null pointer dereference induced by DEBUGTESTDRIVERREMOVE. Return from sevsnpshutdownlocked if the pspdevice or the sevdevice structs are not initialized...

kernel: i2c: core: Run atomic i2c xfer when !preemptible

In the Linux kernel, the following vulnerability has been resolved: i2c: core: Run atomic i2c xfer when !preemptible Since bae1d3a05a8b, i2c transfers are non-atomic if preemption is disabled. However, non-atomic i2c transfers require preemption e.g. in waitforcompletion while waiting for the DMA...