SUSE CVE-2023-52757

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix potential deadlock when releasing mids All releasemid callers seem to hold a reference of @mid so there is no need to call krefput&mid-refcount, releasemid under @server-midlock spinlock. If they don't, then an...

Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 23.10 / 24.04 LTS : Intel Microcode vulnerabilities (USN-6797-1)

The remote Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 23.10 / 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6797-1 advisory. It was discovered that some 3rd and 4th Generation Intel Xeon Processors did not properly restric...

SUSE CVE-2021-47493

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix race between searching chunks and release journalhead from bufferhead Encountered a race between ocfs2testbgbitallocatable and jbd2journalputjournalhead resulting in the below vmcore. PID: 106879 TASK: ffff880244ba9c00...

SUSE CVE-2021-47494

In the Linux kernel, the following vulnerability has been resolved: cfg80211: fix management registrations locking The management registrations locking was broken, the list was locked for each wdev, but cfg80211mgmtregistrationsupdate iterated it without holding all the correct spinlocks, causing...

SUSE CVE-2023-52737

In the Linux kernel, the following vulnerability has been resolved: btrfs: lock the inode in shared mode before starting fiemap Currently fiemap does not take the inode's lock VFS lock, it only locks a file range in the inode's io tree. This however can lead to a deadlock if we have a concurrent...

SUSE CVE-2021-47392

In the Linux kernel, the following vulnerability has been resolved: RDMA/cma: Fix listener leak in rdmacmalistenonall failure If cmalistenonall fails it leaves the per-device ID still on the listenlist but the state is not set to RDMACMADDRBOUND. When the cmid is eventually destroyed...

SUSE CVE-2021-47402

In the Linux kernel, the following vulnerability has been resolved: net: sched: flower: protect flwalk with rcu Patch that refactored flwalk to use idrforeachentrycontinueul also removed rcu protection of individual filters which causes following use-after-free when filter is deleted concurrently...

SUSE CVE-2021-47449

In the Linux kernel, the following vulnerability has been resolved: ice: fix locking for Tx timestamp tracking flush Commit 4dd0d5c33c3e "ice: add lock around Tx timestamp tracker flush" added a lock around the Tx timestamp tracker flow which is used to cleanup any left over SKBs and prepare for...

SUSE CVE-2021-47459

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...

SUSE CVE-2021-47379

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: fix UAF by grabbing blkcg lock before destroying blkg pd KASAN reports a use-after-free report when doing fuzz test: 693354.104835 ================================================================== 693354.105094 BUG:...

CVE-2021-47517

In the Linux kernel, the following vulnerability has been resolved: ethtool: do not perform operations on net devices being unregistered There is a short period between a net device starts to be unregistered and when it is actually gone. In that time frame ethtool operations could still be...

CVE-2021-47557

Summary (CVE-2021-47557) : In the Linux kernel, the net/sched sch_ets code could expose a NULL pointer dereference in the DRR active list when the number of DRR classes decreases, allowing a crash via cl->qdisc->ops->peek(cl->qdisc) if cl->qdisc is NULL. This affects the ETS qdisc ...

CVE-2021-47527 serial: core: fix transmit-buffer reset and memleak

In the Linux kernel, the following vulnerability has been resolved: serial: core: fix transmit-buffer reset and memleak Commit 761ed4a94582 "tty: serialcore: convert uartclose to use ttyportclose" converted serial core to use ttyportclose but failed to notice that the transmit buffer still needs ...

CVE-2021-47517 ethtool: do not perform operations on net devices being unregistered

In the Linux kernel, the following vulnerability has been resolved: ethtool: do not perform operations on net devices being unregistered There is a short period between a net device starts to be unregistered and when it is actually gone. In that time frame ethtool operations could still be...

CVE-2021-47517 ethtool: do not perform operations on net devices being unregistered

In the Linux kernel, the following vulnerability has been resolved: ethtool: do not perform operations on net devices being unregistered There is a short period between a net device starts to be unregistered and when it is actually gone. In that time frame ethtool operations could still be...

CVE-2021-47517

CVE-2021-47517 affects the Linux kernel’s ethtool handling: during net-device unregistration a reference to the device can be used, enabling operations after unregister begins. The fix moves the operation into an rtnl-locked path on the netlink side so the net device won’t be found post-unregiste...

OESA-2024-1652 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: s390/dasd: fix Oops in dasdaliasgetstartdev due to missing pavgroup Fix Oops in dasdaliasgetstartdev function caused by the pavgroup pointer being NULL. The...

HID: i2c-hid: remove I2C_HID_READ_PENDING flag to prevent lock-up

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CVE-2021-47271

In the Linux kernel, the following vulnerability has been resolved: usb: cdnsp: Fix deadlock issue in cdnspthreadirqhandler Patch fixes the following critical issue caused by deadlock which has been detected during testing NCM class: smp: csd: Detected non-responsive CSD lock 1 on CPU0 smp: csd:...

CVE-2023-52786

In the Linux kernel, the following vulnerability has been resolved: ext4: fix racy may inline data check in dio write syzbot reports that the following warning from ext4iomapbegin triggers as of the commit referenced below: if WARNONONCEext4hasinlinedatainode return -ERANGE; This occurs during a...