CVE-2022-50530

In the Linux kernel, the following vulnerability has been resolved: blk-mq: fix null pointer dereference in blkmqclearrqmapping Our syzkaller report a null pointer dereference, root cause is following: blkmqallocmapandrqs set-tagshctxidx = blkmqallocmapandrqs blkmqallocmapandrqs blkmqallocrqs //...

UBUNTU-CVE-2022-50552

In the Linux kernel, the following vulnerability has been resolved: blk-mq: use quiesced elevator switch when reinitializing queues The hctx's runwork may be racing with the elevator switch when reinitializing hardware queues. The queue is merely frozen in this context, but that only prevents...

UBUNTU-CVE-2022-50530

In the Linux kernel, the following vulnerability has been resolved: blk-mq: fix null pointer dereference in blkmqclearrqmapping Our syzkaller report a null pointer dereference, root cause is following: blkmqallocmapandrqs set-tagshctxidx = blkmqallocmapandrqs blkmqallocmapandrqs blkmqallocrqs //...

CVE-2023-53685 tun: Fix memory leak for detached NAPI queue.

In the Linux kernel, the following vulnerability has been resolved: tun: Fix memory leak for detached NAPI queue. syzkaller reported 0 memory leaks of sk and skb related to the TUN device with no repro, but we can reproduce it easily with: struct ifreq ifr = int fdtun, fdtmp; char buf4 = ; fdtun ...

EUVD-2025-32720

In the Linux kernel, the following vulnerability has been resolved: tun: Fix memory leak for detached NAPI queue. syzkaller reported 0 memory leaks of sk and skb related to the TUN device with no repro, but we can reproduce it easily with: struct ifreq ifr = int fdtun, fdtmp; char buf4 = ; fdtun ...

CVE-2023-53685

The CVE-2023-53685 issue affects the Linux kernel tun driver when a TUN device is configured with IFF_TUN, IFF_NAPI, and IFF_MULTI_QUEUE and the queue is detached while a write happens. A memory leak can occur by enqueuing skbs into tfile->sk_write_queue after the queue is detached, due to a r...

CVE-2022-50554

In the Linux kernel, the following vulnerability has been resolved: blk-mq: avoid double -queuerq because of early timeout David Jeffery found one double -queuerq issue, so far it can be triggered in VM use case because of long vmexit latency or preempt latency of vCPU pthread or long page fault ...

EUVD-2025-32804

In the Linux kernel, the following vulnerability has been resolved: blk-mq: use quiesced elevator switch when reinitializing queues The hctx's runwork may be racing with the elevator switch when reinitializing hardware queues. The queue is merely frozen in this context, but that only prevents...

CVE-2022-50552

In the Linux kernel, the following vulnerability has been resolved: blk-mq: use quiesced elevator switch when reinitializing queues The hctx's runwork may be racing with the elevator switch when reinitializing hardware queues. The queue is merely frozen in this context, but that only prevents...

CVE-2022-50552 blk-mq: use quiesced elevator switch when reinitializing queues

In the Linux kernel, the following vulnerability has been resolved: blk-mq: use quiesced elevator switch when reinitializing queues The hctx's runwork may be racing with the elevator switch when reinitializing hardware queues. The queue is merely frozen in this context, but that only prevents...

CVE-2022-50530 blk-mq: fix null pointer dereference in blk_mq_clear_rq_mapping()

In the Linux kernel, the following vulnerability has been resolved: blk-mq: fix null pointer dereference in blkmqclearrqmapping Our syzkaller report a null pointer dereference, root cause is following: blkmqallocmapandrqs set-tagshctxidx = blkmqallocmapandrqs blkmqallocmapandrqs blkmqallocrqs //...

PT-2025-41035

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw in the block I/O queue management code. Specifically, a null pointer dereference can occur within the blk mq clear rq mapping function. This issue arises...

EUVD-2021-34502

Malicious code in bioql PyPI...

EUVD-2025-31991

Malicious code in bioql PyPI...

EUVD-2023-59897

Malicious code in bioql PyPI...

SUSE CVE-2022-50452

In the Linux kernel, the following vulnerability has been resolved: net: sched: cake: fix null pointer access issue when cakeinit fails When the default qdisc is cake, if the qdisc of devqueue fails to be inited during mqprioinit, cakereset is invoked to clear resources. In this case, the tins is...

CVE-2022-50434

CVE-2022-50434: Technical details (affected product/component, root cause, impact, versions, fix) are not present in the connected documents. Monitor for updates.

CVE-2022-50434 blk-mq: fix possible memleak when register 'hctx' failed

In the Linux kernel, the following vulnerability has been resolved: blk-mq: fix possible memleak when register 'hctx' failed There's issue as follows when do fault injection test: unreferenced object 0xffff888132a9f400 size 512: comm "insmod", pid 308021, jiffies 4324277909 age 509.733s hex dump...

PT-2025-40119

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A memory leak issue was identified within the Linux kernel’s block I/O queue management blk-mq subsystem. Specifically, the issue occurs during the registration of hardware contexts 'hct...

CVE-2023-53292

In the Linux kernel, the following vulnerability has been resolved: blk-mq: fix NULL dereference on q-elevator in blkmqelvswitchnone After grabbing q-sysfslock, q-elevator may become NULL because of elevator switch. Fix the NULL dereference on q-elevator by checking it with lock...