Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: rndis: added a spinlock for the rndis response list There is no lock for the rndis response list. This could lead to list corruption if two different listadd operations occur simultaneously, as described below. It’s...

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

In the Linux kernel, the following vulnerabilities have been resolved: kcm: Serializing kcmsendmsg for the same socket. syzkaller reported a Use-After-Free error in kcmrelease. 0 The scenario is as follows: 1. Thread A constructs a skb with the MSGMORE flag and sets kcm-seqskb. 2. Thread 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: HSI: ssiprotocol: Fixed a use-after-free vulnerability in the ssiProtocol Driver due to race conditions. In the ssiProtocolprobe function, &ssi-work is bound to ssipxmitwork. In ssippnsetup, the ssippnxmit function within 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: iommu/arm-smmu: The probe of the client device is deferred after the SMMU device is bound. A null pointer dereference occurs due to a race between the SMMU driver’s probe and the client driver’s probe. This occurs when the...

Astra Linux – Vulnerability in Waitress

Waitress is a Web Server Gateway Interface server for Python 2 and 3. When a remote client closes the connection before Waitress has had the opportunity to call getpeername, Waitress will not properly clean up the connection. As a result, the main thread attempts to write to a socket that no long...

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

The btsockrecvmsg function in net/bluetooth/afbluetooth.c in the Linux kernel, as of version 6.6.8, has a use-after-free issue due to a race condition involving btsockioctl...

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

In the Linux kernel, the following vulnerability has been resolved: ipv6: fixed a race condition between ipv6getifaddr and ipv6deladdr Although ipv6getifaddr operates under the RCU lock, it still allows hlistforeachentryrcu to return an item that has already been removed from the list. The memory...

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

A issue was discovered in the Linux kernel before version 6.2.9. A use-after-free was found in the bq24190remove function in the file drivers/power/supply/bq24190charger.c. This could allow a local attacker to cause the system to crash due to a race condition...

Astra Linux – Vulnerability in Linux, Linux 5.10

In unixscmtoskb of afunix.c, there is a potential issue after the free function due to a race condition. This could lead to a local escalation of privileges, as system execution privileges are required. User interaction is not necessary for exploiting this vulnerability. Product: Android Versions...

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: Bluetooth: hciuart: fixed a NULL pointer dereferencing in hciuartwritework The hciuartsetproto function sets HCIUARTPROTOINIT before calling hciuartregisterdev. This function calls proto-open to initialize hu-priv. However, if a...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: USB: Gadget: uaudio: Fixed a race condition related to the use of controls after freeing resources during the gadget unbinding process. It is recommended to use control IDs instead of pointers, as these are handled correctly usin...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/exynos: vidi: Use ctx-lock to protect member variables related to memory allocation/free operations. The Exynos Virtual Display driver performs memory allocation/free operations without lock protection, which can easily lead ...

Astra Linux – Vulnerability in Qemu

A “off-by-one” read/write issue was identified in the SDHCI device of QEMU. This issue occurs when reading/writing the Buffer Data Port Register using the sdhcireaddataport and sdhciwritedataport functions, specifically when datacount == blocksize. A malicious guest could exploit this flaw to cra...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ieee802154/adf7242: defer destroyworkqueue call There is a possible race condition use-after-free as follows: FREE | USE adf7242remove | adf7242channel canceldelayedworksync | destroyworkqueue 1 | adf7242cmdrx | moddelayedwork 2 ...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: IB/rdmavt: added a lock to the call to rvterrorqp to prevent a race condition. The documentation for the rvterrorqp function states that both rlock and slock need to be held when calling that function. It also includes a lockdep...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: In OpenVSwitch, the defertunnelnetdevput function is delayed until the RCU callback is executed. The ovsnetdevtunnelDestroy function may be executed after NETDEVUNREGISTER has already detached the device. Dropping the reference t...

Astra Linux – Vulnerability in Linux

A flaw related to race conditions and incorrect initialization of the process ID was discovered in the Linux kernel’s handling of child/parent process identification during signal handler filtering. A local attacker can exploit this flaw to bypass checks and send any signal to a privileged proces...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: nullblk: fixed handling of poll request timeouts When performing the iouring benchmark on /dev/nullb0, it’s easy for the kernel to crash if poll requests time out, as reported by David. 1 BUG: Kernel NULL pointer dereferencing...

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

A race condition was detected in the Linux kernel’s media/xc4000 device driver, specifically in the xc4000getfrequency function. This can lead to a return value overflow issue, potentially causing malfunctions or denial-of-service problems...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

A flaw was discovered in the Linux kernel’s Layer 2 Tunneling Protocol L2TP. Clearing the skuserdata can result in a race condition and NULL pointer dereferencing. A local user could exploit this flaw to potentially crash the system, causing a denial of service...