kernel: tipc: fix a possible memleak in tipc_buf_append

In the Linux kernel, the following vulnerability has been resolved: tipc: fix a possible memleak in tipcbufappend skblinearize doesn't free the skb when it fails, so move 'buf = NULL' after skblinearize, so that the skb can be freed on the err path...

UBUNTU-CVE-2024-42243

In the Linux kernel, the following vulnerability has been resolved: mm/filemap: make MAXPAGECACHEORDER acceptable to xarray Patch series "mm/filemap: Limit page cache size to that supported by xarray", v2. Currently, xarray can't support arbitrary page cache size. More details can be found from t...

kernel: scsi: libfc: Fix potential NULL pointer dereference in fc_lport_ptp_setup()

In the Linux kernel, the following vulnerability has been resolved: scsi: libfc: Fix potential NULL pointer dereference in fclportptpsetup fclportptpsetup did not check the return value of fcrportcreate which can return NULL and would cause a NULL pointer dereference. Address this issue by checki...

kernel: net: core: reject skb_copy(_expand) for fraglist GSO skbs

In the Linux kernel, the following vulnerability has been resolved: net: core: reject skbcopyexpand for fraglist GSO skbs SKBGSOFRAGLIST skbs must not be linearized, otherwise they become invalid. Return NULL if such an skb is passed to skbcopy or skbcopyexpand, in order to prevent a crash on a...

kernel: blk-cgroup: fix list corruption from resetting io stat

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: fix list corruption from resetting io stat Since commit 3b8cc6298724 "blk-cgroup: Optimize blkcgrstatflush", each iostat instance is added to blkcg percpu list, so blkcgresetstats can't reset the stat instance by...

kernel: rtnetlink: Correct nested IFLA_VF_VLAN_LIST attribute validation

In the Linux kernel, the following vulnerability has been resolved: rtnetlink: Correct nested IFLAVFVLANLIST attribute validation Each attribute inside a nested IFLAVFVLANLIST is assumed to be a struct iflavfvlaninfo so the size of such attribute needs to be at least of sizeofstruct iflavfvlaninf...

SUSE CVE-2024-41085

In the Linux kernel, the following vulnerability has been resolved: cxl/mem: Fix no cxlnvd during pmem region auto-assembling When CXL subsystem is auto-assembling a pmem region during cxl endpoint port probing, always hit below calltrace. BUG: kernel NULL pointer dereference, address:...

DEBIAN-CVE-2024-42104

In the Linux kernel, the following vulnerability has been resolved: nilfs2: add missing check for inode numbers on directory entries Syzbot reported that mounting and unmounting a specific pattern of corrupted nilfs2 filesystem images causes a use-after-free of metadata file inodes, which trigger...

UBUNTU-CVE-2024-42118

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Do not return negative stream id for array WHY resourcestreamtostreamidx returns an array index and it return -1 when not found; however, -1 is not a valid array index number. HOW When this happens, call ASSERT,...

UBUNTU-CVE-2024-42223

In the Linux kernel, the following vulnerability has been resolved: media: dvb-frontends: tda10048: Fix integer overflow state-xtalhz can be up to 16M, so it can overflow a 32 bit integer when multiplied by pllmfactor. Create a new 64 bit variable to hold the calculations...

UBUNTU-CVE-2024-42094

In the Linux kernel, the following vulnerability has been resolved: net/iucv: Avoid explicit cpumask var allocation on stack For CONFIGCPUMASKOFFSTACK=y kernel, explicit allocation of cpumask variable on stack is not recommended since it can cause potential stack overflow. Instead, kernel code...

DEBIAN-CVE-2024-42080

In the Linux kernel, the following vulnerability has been resolved: RDMA/restrack: Fix potential invalid address access struct rdmarestrackentry's kernname was set to KBUILDMODNAME in ibcreatecq, while if the module exited but forgot del this rdmarestrackentry, it would cause a invalid address...

DEBIAN-CVE-2024-41067

In the Linux kernel, the following vulnerability has been resolved: btrfs: scrub: handle RST lookup error correctly BUG When running btrfs/060 with forced RST feature, it would crash the following ASSERT inside scrubreadendio: ASSERTsectornr nrsectors; Before that, we would have tree dump from...

DEBIAN-CVE-2024-41021

In the Linux kernel, the following vulnerability has been resolved: s390/mm: Fix VMFAULTHWPOISON handling in doexception There is no support for HWPOISON, MEMORYFAILURE, or ARCHHASCOPYMC on s390. Therefore we do not expect to see VMFAULTHWPOISON in doexception. However, since commit af19487f00f3...

kernel: can: j1939: j1939_netdev_start(): fix UAF for rx_kref of j1939_priv

In the Linux kernel, the following vulnerability has been resolved: can: j1939: j1939netdevstart: fix UAF for rxkref of j1939priv It will trigger UAF for rxkref of j1939priv as following. cpu0 cpu1 j1939skbindsocket0, ndev0, ... j1939netdevstart j1939skbindsocket1, ndev0, ... j1939netdevstart...

DEBIAN-CVE-2024-41012

In the Linux kernel, the following vulnerability has been resolved: filelock: Remove locks reliably when fcntl/close race is detected When fcntlsetlk races with close, it removes the created lock with dolockfilewait. However, LSMs can allow the first dolockfilewait that created the lock while...

SUSE CVE-2022-48786

In the Linux kernel, the following vulnerability has been resolved: vsock: remove vsock from connected table when connect is interrupted by a signal vsockconnect expects that the socket could already be in the TCPESTABLISHED state when the connecting task wakes up with a signal pending. If this...

SUSE CVE-2024-40967

In the Linux kernel, the following vulnerability has been resolved: serial: imx: Introduce timeout when waiting on transmitter empty By waiting at most 1 second for USR2TXDC to be set, we avoid a potential deadlock. In case of the timeout, there is not much we can do, so we simply ignore the...

DEBIAN-CVE-2022-48862

In the Linux kernel, the following vulnerability has been resolved: vhost: fix hung thread due to erroneous iotlb entries In vhostiotlbaddrangectx, range size can overflow to 0 when start is 0 and last is ULONGMAX. One instance where it can happen is when userspace sends an IOTLB message with...

UBUNTU-CVE-2022-48801

In the Linux kernel, the following vulnerability has been resolved: iio: buffer: Fix file related error handling in IIOBUFFERGETFDIOCTL If we fail to copy the just created file descriptor to userland, we try to clean up by putting back 'fd' and freeing 'ib'. The code uses putunusedfd for the form...