Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: libceph: A potential nullptrderef issue has been prevented in cephhandleauthreply. If a message of type CEPHMSGAUTHREPLY contains a zero value for both protocol and result, this is currently not treated as an error. When...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Added a NULL pointer check for kzalloc Why & How Check the return pointer of kzalloc before using it...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: powerpc/kprobes: Fixed a null pointer reference in archpreparekprobe I found a null pointer reference in archpreparekprobe: echo 'p cmdlineprocshow' kprobeevents echo 'p cmdlineprocshow+16' kprobeevents The kernel attempted to re...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: hwmon: lm90 Only report alarms if the driver is ready. The user space can read sysfs attributes before the driver registration is complete, immediately after the devmhwmondeviceregisterwithinfo function is called. At that time,...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/i915: A flaw that prevents NULL driverdata values in i915pciprobe. The pcimatchdevice function may return the dummy pcideviceidany entry when a device is forced-bound via sysfs using driveroverride. In this case, -driverdata ...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Input: psxpad-spi – Set the driver data before use. The psxpadspisuspend function retrieves the controller state using spigetdrvdata, but the probe never stores this state. As a result, the suspend function dereferences a NULL...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iommu/omap: Fixed a regression in the probe for NULL pointer dereferencing. The commit 3f6634d997db “iommu: Use the correct method to retrieve iommuops” started causing a NULL pointer dereference for some omap variants:...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: hwmon: axi-fan-control Fixed a possible NULL pointer dereferencing issue. axifancontrolirqhandler, which depends on the private axifancontroldata structure, might be called before the hwmon device is registered. This could lead t...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: sctp: Set skstate back to CLOSED if autobind fails in sctplistenstart. In sctplistenstart, called by sctpinetlisten, it should set skstate back to CLOSED if sctpautobind fails for any reason. Otherwise, the next time sctpinetlist...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: batman-adv: v: Stop OGMv2 on disabled interfaces When the batadvhardiface is disabled, its meshiface pointer is set to NULL. However, batadvvogmsendmeshif may still dispatch OGM messages via batadvvogmqueueonif for interfaces tha...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: batman-adv: dat: handle forward allocation error The batadvdatforwarddata function calls pskbcopyforclone to duplicate an skb for each DHT candidate. However, it does not check the return value before passing it to the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: tty: serial: pchuart: added a check for dmaalloccoherent A check for a failure with dmaalloccoherent has been added to prevent a potential dereferencing of a NULL pointer in dmahandlerx. Properly release DMA channels and the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: media: saa7164: Added checks for return values from ioremap. Checks for ioremap return values are added in saa7164devsetup. If ioremap for BAR0 or BAR2 fails, the already allocated PCI memory regions should be released, the devic...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: In hci, fix for null-ptr-deref in hcireadsupportedcodecs. Fix hcicmdsyncsk to return not NULL for unknown opcodes. hcicmdsyncsk returns NULL if a command returns a status event. However, it also returns NULL where a...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: rds: clearing isends on setup unwind The RDS IB connection teardown path is modified so that it can be executed during partial startup and upon repeated shutdown attempts. NULL pointers are used to distinguish resources that...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsflow: Fixed a NULL pointer dereferencing on shared blocks. The flowchange function calls tcfblockq, and dereferences q-handle to derive a default baseclass. Shared blocks leave block-q NULL, causing a NULL dereferen...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: be2net: Fixed NULL pointer dereferencing in becmdgetmacfromlist. When the parameter pmacidvalid, an argument of becmdgetmacfromlist, is set to false, the driver may request the PMACID from the firmware of the network card. This...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: spi: fix statistics allocation The per-cpu controller statistics are not allocated until after the controller has been registered with the driver core; this creates a window where accessing the sysfs attributes can trigger a...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dpu: Added a check for cstate. Since kzalloc may fail and return a NULL pointer, it would be better to check the cstate to avoid dereferencing the NULL pointer in drmatomichelpercrtcreset. Patchwork:...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: arm64: acpi: Harden the getcpuforacpiid function to prevent errors when a missing CPU entry is used. During a review discussion of the changes to support vCPU hotplug, it was noted that a check was added to ensure the GICC Global...