CVE-2024-36922 wifi: iwlwifi: read txq->read_ptr under lock

In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: read txq-readptr under lock If we read txq-readptr without lock, we can read the same value twice, then obtain the lock, and reclaim from there to two different places, but crucially reclaim the same entry twice,...

DEBIAN-CVE-2024-36021

In the Linux kernel, the following vulnerability has been resolved: net: hns3: fix kernel crash when devlink reload during pf initialization The devlink reload process will access the hardware resources, but the register operation is done before the hardware is initialized. So, processing the...

UBUNTU-CVE-2024-36021

In the Linux kernel, the following vulnerability has been resolved: net: hns3: fix kernel crash when devlink reload during pf initialization The devlink reload process will access the hardware resources, but the register operation is done before the hardware is initialized. So, processing the...

PT-2024-26849

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The issue arises when the devlink reload process accesses hardware resources during pf initialization, but the register operation is done before the hardware is initialized, potentially...

Linux kernel security vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that originates from a soft lock by touch during memory acceptance of the efi/unaccepted module...

CLSA-2024-1716981762 Fix of 17 CVEs

CVE-url: https://ubuntu.com/security/CVE-2022-48673 - net/smc: Fix possible access to freed memory in link clear CVE-url: https://ubuntu.com/security/CVE-2024-35997 - HID: i2c-hid: remove I2CHIDREADPENDING flag to prevent lock-up CVE-url: https://ubuntu.com/security/CVE-2023-52752 - smb: client:...

CLSA-2024-1716981167 Fix of 17 CVEs

CVE-url: https://ubuntu.com/security/CVE-2022-48673 - net/smc: Fix possible access to freed memory in link clear CVE-url: https://ubuntu.com/security/CVE-2024-35997 - HID: i2c-hid: remove I2CHIDREADPENDING flag to prevent lock-up CVE-url: https://ubuntu.com/security/CVE-2023-52752 - smb: client:...

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 ...