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: RDMA/cm: Fixed the issue of leaking the multicast GID table reference. If the CM ID is destroyed while the CM event for multicast creation is still queued, the cancelworksync function will prevent the work from running. This also...

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

In the Linux kernel, the following vulnerability has been resolved: tcp: Use refcountincnotzero in tcptwskunique. Anderson Nascimento reported a use-after-free splat in tcptwskunique with nice analysis. Since commit ec94c2696f0b "tcp/dccp: avoid one atomic operation for timewait hashdance",...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: powerpc/cell/axonmsi: The refcount leak in setupmsimsgaddress has been fixed. The function ofgetnextparent returns a node pointer with the refcount incremented. We should use ofnodeput on it when it is no longer needed. Add the...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: mfd: max77620: Fixed the refcount leak in max77620initialisefps. The ofgetchildbyname function returns a node pointer with a refcount incremented. We should use ofnodeput on it when there is no longer a need for it. Add the missi...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: padata: The handling of refcnts in padatafreeshell has been fixed. In a high-load Arm64 environment, the pcryptaead01 test in LTP can lead to system UAF Use-After-Free issues. Due to the lengthy analysis of the pcryptaead01...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: spi: cadence-quadspi: Refcount mechanisms have been implemented to handle unbinding of devices during busy operations. Driver support for indirect read and indirect write operations is provided, assuming that forced removal of...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: irqchip/gic-v3: A refcount leak was fixed in gicpopulateppipartitions. The function offindnodebyphandle returns a node pointer with a incremented refcount. We should use ofnodeput on it when there is no longer a need for it. A...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ASoC: ti: j721e-evm: Fixed a refcount leak in j721esocprobe. where ofparsephandle returns a node pointer with a refcount incremented. We should use ofnodeput on it when it is no longer needed. Added ofnodeput to avoid the refcoun...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: soc: qcom: smsmm: Fixed refcount leaks in qcomsmsmprobe There are two refcount leaks in qcomsmsmprobe: 1 The localnode variable is escaped from foreachchildofnode at the end of the iteration. We should call ofnodeput for it in...

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: blk-cgroup: Fixed the issue where the refcount of the subsystem for the @blockclass class was leaking. The blkcgfillrootiostats function iterates over the devices belonging to the @blockclass class using classdeviterinit|next, bu...

Astra Linux – Vulnerability in Linux, Linux 5.10

The pepsockaccept function in the net/phonet/pep.c file in the Linux kernel, as of version 5.15.8, has a reference count leak...

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

In the Linux kernel, the following vulnerabilities have been resolved: netns: Ensure that getnetns handles zero refcount nets properly. Syzkaller encountered a warning: refcountt: Addition on 0; use-after-free. WARNING: CPU: 3 PID: 7890 at lib/refcount.c:25 refcountwarnsaturate+0xdf/0x1d0 Linked...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: net:sched: fixed a possible refcount leak in tcnewtfilter. It is necessary to call tfilterput to store the refcount obtained from tp-ops-get, to avoid possible refcount leaks when chain-tmpltops != NULL and chain-tmpltops !=...

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

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: vgic-its: Avoid potential UAF in LPI translation cache There is a potential UAF scenario in the case of an LPI translation cache hit racing with an operation that invalidates the cache, such as a DISCARD ITS command...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: usb: aspeed-vhub: Fixed a reference count leak issue in astvhubinitdesc. We should call ofnodeput for the reference returned by ofgetchildbyname, which has increased the reference count...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: scsi: core: Fix refcount leak for tagsetrefcnt This leak can cause a hang when tearing down the SCSI host. For example, iscsid hangs with the following call trace: 130120.652718 scsiallocsdev: Allocation failure during SCSI...

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

In the Linux kernel, the following vulnerability has been resolved: pinctrl: stm32 – Fixed a refcount leak in stm32pctrlgetirqdomain. The function ofirqfindparent returns a node pointer with the refcount incremented. We should use ofnodeput on it when it is no longer necessary. Add the missing...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: tpm: fixed reference counting for struct tpmchip The following sequence of operations results in a refcount warning: 1. Open the device /dev/tpmrm. 2. Remove the module tpmtisspi. 3. Write a TPM command to the file descriptor...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: ARM: cns3xxx: Fixed the refcount leak in cns3xxxinit. offindcompatiblenode returns a node pointer with a refcount incremented. We should use ofnodeput on it after processing. Add the missing ofnodeput call to avoid the refcoun...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: - In media:meson:vdec, a possible refcount leak has been fixed in vdecprobe. It is necessary to call v4l2deviceunregister after vdecprobe fails, or when vdecremove is called...