CVE-2024-44934 net: bridge: mcast: wait for previous gc cycles when removing port

In the Linux kernel, the following vulnerability has been resolved: net: bridge: mcast: wait for previous gc cycles when removing port syzbot hit a use-after-free1 which is caused because the bridge doesn't make sure that all previous garbage has been collected when removing a port. What happens...

CVE-2024-44934

CVE-2024-44934 — Linux kernel net: bridge: mcast: wait for previous gc cycles when removing port . Syzkaller triggered a use-after-free during port removal because old multicast garbage collection cycles may still be running when a port is freed. The fix is to ensure all prior garbage-collection ...

CVE-2022-48921

Summary of CVE-2022-48921 : In the Linux kernel, a race between sched_post_fork() and setpriority(PRIO_PGRP) for a thread group can trigger a NULL pointer dereference in reweight_entity() (part of CFS). The scenario: a main process spawns multiple new threads that then call setpriority, while sch...

CBL Mariner 2.0 Security Update: kernel (CVE-2024-36901)

The version of kernel installed on the remote CBL Mariner 2.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-36901 advisory. - In the Linux kernel, the following vulnerability has been resolved: ipv6: prevent NULL dereference in...

CVE-2023-52903 io_uring: lock overflowing for IOPOLL

In the Linux kernel, the following vulnerability has been resolved: iouring: lock overflowing for IOPOLL syzbot reports an issue with overflow filling for IOPOLL: WARNING: CPU: 0 PID: 28 at iouring/iouring.c:734 iocqringeventoverflow+0x1c0/0x230 iouring/iouring.c:734 CPU: 0 PID: 28 Comm:...

CVE-2023-52903 io_uring: lock overflowing for IOPOLL

In the Linux kernel, the following vulnerability has been resolved: iouring: lock overflowing for IOPOLL syzbot reports an issue with overflow filling for IOPOLL: WARNING: CPU: 0 PID: 28 at iouring/iouring.c:734 iocqringeventoverflow+0x1c0/0x230 iouring/iouring.c:734 CPU: 0 PID: 28 Comm:...

CVE-2023-52903 io_uring: lock overflowing for IOPOLL

In the Linux kernel, the following vulnerability has been resolved: iouring: lock overflowing for IOPOLL syzbot reports an issue with overflow filling for IOPOLL: WARNING: CPU: 0 PID: 28 at iouring/iouring.c:734 iocqringeventoverflow+0x1c0/0x230 iouring/iouring.c:734 CPU: 0 PID: 28 Comm:...

CVE-2023-52903

CVE-2023-52903 refers to a Linux kernel issue in the io_uring subsystem, specifically a lock overflow in IOPOLL CQ processing. The description shows a syzkaller-triggered overflow path in io_cqring_event_overflow, with call traces through io_req_cqe_overflow, io_fill_cqe_req, and io_do_iopoll, an...

CVE-2024-42311

A flaw was found in the HFS filesystem in the Linux kernel due to uninitialized fields in the hfsinodeinfo structure. The .tzsecondswest, .cachedstart, and .cachedblocks fields are not initialized after calling hfsallocinode. This omission led to undefined behavior and potential security issues, ...

SUSE CVE-2024-42311

In the Linux kernel, the following vulnerability has been resolved: hfs: fix to initialize fields of hfsinodeinfo after hfsallocinode Syzbot reports uninitialized value access issue as below: loop0: detected capacity change from 0 to 64 ===================================================== BUG:...

CVE-2024-43817

In the Linux kernel, the following vulnerability has been resolved: net: missing check virtio Two missing check in virtionethdrtoskb allowed syzbot to crash kernels again 1. After the skbsegment function the buffer may become non-linear nrfrags != 0, but since the SKBTXSHAREDFRAG flag is not set...

CVE-2024-43845

In the Linux kernel, the following vulnerability has been resolved: udf: Fix bogus checksum computation in udfrename Syzbot reports uninitialized memory access in udfrename when updating checksum of '..' directory entry of a moved directory. This is indeed true as we pass on-stack diriter.fi to t...

CVE-2024-43817 net: missing check virtio

In the Linux kernel, the following vulnerability has been resolved: net: missing check virtio Two missing check in virtionethdrtoskb allowed syzbot to crash kernels again 1. After the skbsegment function the buffer may become non-linear nrfrags != 0, but since the SKBTXSHAREDFRAG flag is not set...

CVE-2024-43817

The CVE CVE-2024-43817 describes a Linux kernel vulnerability in the virtio_net path: two missing checks in virtio_net_hdr_to_skb() can trigger a crash. The issues arise when after skb_segment the buffer remains non-linear (nr_frags != 0) and SKBTX_SHARED_FRAG is not set, preventing __skb_lineari...

CVE-2024-43817

In the Linux kernel, the following vulnerability has been resolved: net: missing check virtio Two missing check in virtionethdrtoskb allowed syzbot to crash kernels again 1. After the skbsegment function the buffer may become non-linear nrfrags != 0, but since the SKBTXSHAREDFRAG flag is not set...

DEBIAN-CVE-2024-42311

In the Linux kernel, the following vulnerability has been resolved: hfs: fix to initialize fields of hfsinodeinfo after hfsallocinode Syzbot reports uninitialized value access issue as below: loop0: detected capacity change from 0 to 64 ===================================================== BUG:...

DEBIAN-CVE-2024-42305

In the Linux kernel, the following vulnerability has been resolved: ext4: check dot and dotdot of dxroot before making dir indexed Syzbot reports a issue as follows: ============================================ BUG: unable to handle page fault for address: ffffed11022e24fe PGD 23ffee067 P4D...

CVE-2024-42305

In the Linux kernel, the following vulnerability has been resolved: ext4: check dot and dotdot of dxroot before making dir indexed Syzbot reports a issue as follows: ============================================ BUG: unable to handle page fault for address: ffffed11022e24fe PGD 23ffee067 P4D...

CVE-2024-42311

In the Linux kernel, the following vulnerability has been resolved: hfs: fix to initialize fields of hfsinodeinfo after hfsallocinode Syzbot reports uninitialized value access issue as below: loop0: detected capacity change from 0 to 64 ===================================================== BUG:...

CVE-2024-42304

In the Linux kernel, the following vulnerability has been resolved: ext4: make sure the first directory block is not a hole The syzbot constructs a directory that has no dirblock but is non-inline, i.e. the first directory block is a hole. And no errors are reported when creating files in this...