Astra Linux – Vulnerability in Jetty9

In Eclipse Jetty versions 1.0 through 9.4.32.v20200930, 10.0.0alpha1 through 10.0.0.beta2, and 11.0.0alpha1 through 11.0.0.beta2O, on Unix-like systems, the system’s temporary directory is shared among all users on that system. A collocated user can observe the process of creating a temporary...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: nfsd: Fixed the handling of cached open files in the nfsd4open code path. The commit fb70bf124b05 “NFSD: Instantiate a struct file when creating a regular NFSv4 file” added the ability to cache an open file descriptor across...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: perf/x86/amd: Fixed a crash that occurred due to a race between amdpmuenableall, perf NMI, and throttling. amdpmuenableall does the following: if !testbitidx, cpuc-activemask continue; amdpmuenableeventcpuc-eventsidx; A perf N...

Astra Linux – Vulnerability in libvirt

A flaw was discovered in the libvirt nwfilter driver. The virNWFilterObjListNumOfNWFilters method failed to acquire the driver-nwfilters mutex before iterating over virNWFilterObj instances. There was no protection to prevent another thread from concurrently modifying the driver-nwfilters object...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/i915: fixed a race condition UAF in i915perfaddconfigioctl. Userspace may attempt to race the creation of the oaconfig object with config remove, resulting in a use-after-free if we dereference the object after unlocking the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: NFS/localio: Fixed a race condition in nfslocalopenfh. Once the clp-cluuid.lock is dropped, another CPU may come in and free the struct nfsdfile that was just added. To prevent this from happening, take the RCU read lock before...

Astra Linux – Vulnerability in Linux 5.10, Linux

A out-of-bounds read flaw was discovered in the Linux kernel’s TeleTYpe subsystem. The issue arises when a user triggers a race condition using ioctls TIOCSPTLCK, TIOCGPTPEER, TIOCSTI, and TCXONC, accompanied by memory leakage in the flushtoldisc function. This flaw allows a local user to crash t...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: net: hso: Fix null-ptr-deref during tty device unregistration Multiple tty devices attempt to claim the same minor number, resulting in a double unregistration of the same device. The first unregistration succeeds, but the next...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/mremap: fix WARN with uffd that has remap events disabled Registering userfaultd on a VMA that spans at least one PMD and then mremap'ing that VMA can trigger a WARN when recovering from a failed page table move due to a page...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: Broadcom – bcm4908enet: Updates TX statistics after actual transmission. Queuing packets does not guarantee their transmission. Updates TX statistics after the hardware confirms that it is consuming the submitted data. This...

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-5.15, Linux-5.10

In the Linux kernel, the following vulnerability has been resolved: wifi: ath6kl: The severity of the WARN message has been reduced to be sent via devdbg in the callback. The WARN message is triggered due to a known race condition, which is documented in the code above. This issue is now properly...

Astra Linux – Vulnerability in Linux, Linux 5.10

A vulnerability, classified as problematic, was discovered in the Linux kernel. This vulnerability affects the tcpgetsockopt/tcpsetsockopt functions of the TCP Handler component. Manipulation of these functions can lead to a race condition. It is recommended that a patch be applied to address thi...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: RISCV: Fixed a race condition when vmap stack overflow occurs. Currently, when detecting vmap stack overflow, RISCV first switches to the so-called shadow stack, and then uses this shadow stack to call getoverflowstack, in order ...

Astra Linux – Vulnerability in Linux, Linux 5.10

A vulnerability has been identified in the Linux kernel and is classified as problematic. This vulnerability affects the function inet6streamops/inet6dgramops of the IPv6 Handler component. The vulnerability causes a race condition. It is recommended that a patch be applied to address this issue...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: f2fs: The flag SBRDONLY is no longer set during the f2fshandlecriticalerror function. The syzbot reported the following bug: ------------ Cut here ------------ WARNING: CPU: 1, PID: 58, in kernel/rcu/sync.c:177, function...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: mt76: fixed the race condition related to the “tx status” after the station removal operation. There is a small race condition where ongoing TX activity can cause an skb to be added to the status tracking IDR, even after that...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Net: tun: Unlinking the NAPI from the device upon destruction. Syzbot identified a race condition between the tun file and the device destruction process. NAPIs reside in the structtunfile structure, and this structure may be...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mptcp: fixed a race condition related to unaccepted mptcp sockets. When the listener socket that owns the relevant request is closed, it frees the unaccepted subflows, which leads to the later deletion of the paired MPTCP sockets...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: mm/slub: Added missing TID updates during the deactivation of a slab. The fastpath in slaballocnode assumes that c-slab remains stable as long as the TID remains the same. However, there are two places in slaballoc where the T...