CVE-2022-49711

In the Linux kernel, the following vulnerability has been resolved: bus: fsl-mc-bus: fix KASAN use-after-free in fslmcbusremove In fslmcbusremove, mc-rootmcbusdev-mcio is passed to fsldestroymcio. However, mc-rootmcbusdev is already freed in fslmcdeviceremove. Then reference to mc-rootmcbusdev-mc...

CVE-2022-49641 sysctl: Fix data races in proc_douintvec().

In the Linux kernel, the following vulnerability has been resolved: sysctl: Fix data races in procdouintvec. A sysctl variable is accessed concurrently, and there is always a chance of data-race. So, all readers and writers need some basic protection to avoid load/store-tearing. This patch change...

CVE-2022-49640

The CVE-2022-49640 issue affects the Linux kernel’s sysctl path, specifically proc_douintvec_minmax(). A concurrent access to a sysctl variable led to potential data races; the fix patches the function to use READ_ONCE() and WRITE_ONCE() internally, addressing the data-race on the sysctl side. Th...

CVE-2022-49583 iavf: Fix handling of dummy receive descriptors

In the Linux kernel, the following vulnerability has been resolved: iavf: Fix handling of dummy receive descriptors Fix memory leak caused by not handling dummy receive descriptor properly. iavfgetrxbuffer now sets the rxbuffer return value for dummy receive descriptors. Without this patch, when...

CVE-2022-49489

CVE-2022-49489 details (NORMAL mode) Affects the Linux kernel component: drm/msm/disp/dpu1. The issue arises from set vbif hw config to NULL to avoid use-after-free during PM runtime resume in the DPU, leading to an Unable to handle kernel paging request crash (illustrated by the call trace inclu...

CVE-2022-49444 module: fix [e_shstrndx].sh_size=0 OOB access

In the Linux kernel, the following vulnerability has been resolved: module: fix eshstrndx.shsize=0 OOB access It is trivial to craft a module to trigger OOB access in this line: if info-secstringsstrhdr-shsize - 1 != '\0' BUG: unable to handle page fault for address: ffffc90000aa0fff PGD 10000006...

CVE-2022-49182 net: hns3: add vlan list lock to protect vlan list

In the Linux kernel, the following vulnerability has been resolved: net: hns3: add vlan list lock to protect vlan list When adding port base VLAN, vf VLAN need to remove from HW and modify the vlan state in vf VLAN list as false. If the periodicity task is freeing the same node, it may cause "use...

CVE-2022-49176 bfq: fix use-after-free in bfq_dispatch_request

In the Linux kernel, the following vulnerability has been resolved: bfq: fix use-after-free in bfqdispatchrequest KASAN reports a use-after-free report when doing normal scsi-mq test 69832.239032 ================================================================== 69832.241810 BUG: KASAN:...

CVE-2021-47633

CVE-2021-47633 is described in connected documents as a Linux kernel flaw in the ath5k driver where, during EEPROM parsing (ath5k_eeprom_read_pcal_info_5111), an out-of-bounds write could occur when no curve is selected in a loop, allowing idx to reach AR5K_EEPROM_N_PD_CURVES and causing pd to be...

Security update for the Linux Kernel (Live Patch 2 for SLE 15 SP6)

This update for the Linux Kernel 6.4.0-1506002314 fixes several issues. The following security issues were fixed: CVE-2024-36974: net/sched: taprio: always validate TCATAPRIOATTRPRIOMAP bsc1227371. CVE-2024-53104: media: uvcvideo: Skip parsing frames of type UVCVSUNDEFINED in uvcparseformat...

SUSE CVE-2023-0045

The current implementation of the prctl syscall does not issue an IBPB immediately during the syscall. The ibprctlset function updates the Thread Information Flags TIFs for the task and updates the SPECCTRL MSR on the function speculationctrlupdate, but the IBPB is only issued on the next schedul...

SUSE CVE-2023-52499

In the Linux kernel, the following vulnerability has been resolved: powerpc/47x: Fix 47x syscall return crash Eddie reported that newer kernels were crashing during boot on his 476 FSP2 system: kernel tried to execute user page b7ee2000 - exploit attempt? uid: 0 BUG: Unable to handle kernel...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ACPI: PRM: Find the EFIMEMORYRUNTIME block for the PRM handler and context PRMT needs to find the correct type of block to translate the PA-VA mapping for EFI runtime services. The issue arises because PRMT is looking for a block...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: igb: Do not bring the device up after a non-fatal error The commit 004d25060c78 “igb: Fix igbdown hung on surprise removal” changed igbioerrordetected to ignore non-fatal pcie errors, in order to avoid tasks hanging that can occu...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: pinctrl: devicetree: fixed the reference count leak in pinctrldttomap. If we fail to allocate the propname buffer, we need to remove the reference count that we just acquired. Since pinctrldtfreemaps includes this removal...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Net: Restrict SOREUSEPORT to inet sockets. After the bug was identified, crypto sockets could accidentally be destroyed due to a RCU call back, as discovered by zyzbot 1. Attempting to acquire a mutex in an RCU callback is not...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fixed the potential NULL pointer dereferencing in nilfsbtreeinsert The patch series “nilfs2: fixes potential issues with empty B-tree nodes” addresses three potential issues with empty B-tree nodes that can occur with...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: cachefiles: All requests are flushed after setting CACHEFILESDEAD. In ondemand mode, when the daemon is processing an open request, if the kernel marks the cache as CACHEFILESDEAD, the cachefilesdaemonwrite function will always...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: can: j1939: enhanced error handling for tightly received RTS messages in xtprxrtssessionnew This patch improves error handling in scenarios where RTS Request to Send messages arrive frequently. It replaces the less informati...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: secretmem: Disable memfdsecret if arch cannot set the direct map. The memfdsecret syscall returns -ENOSYS if !cansetdirectmap is true. This occurs, for example, in some arm64 configurations, where marking 4k PTEs in the direct ma...