Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: xdp: fixed an invalid wait context in pagepoolDestroy If the driver uses a page pool, it creates a page pool using pagepoolcreate. The reference count of the page pool is 1 by default. A page pool will only be destroyed when its...

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/smc: Reduced Rtnl pressure in smcpnetcreatepnetidslist. Many syzbot reports indicate extreme Rtnl pressure, and many of them suggest that smc acquires Rtnl during the creation of netnames without any valid reason 1. This patc...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: nfp: flower: Fixed a potential leak in nfptunneladdsharedmac. idasimpleget returns an ID that is between min 0 and max NFPMAXMACINDEX, including both values. Therefore, NFPMAXMACINDEX 0xff is a valid ID. For the error handling...

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

In the Linux kernel, the following vulnerabilities have been resolved: acpi: nfit: fixed the narrowing conversion in acpinfitctl Syzkaller reported a warning in tonfitbusuuid: “Only secondary bus families can be translated”. This warning is emitted if the argument equals NVDIMMBUSFAMILYNFIT == 0...

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: fat: Fixed an uninitialized field in the nostale filehandles. When the fatencodefhnostale function encodes a file handle without a parent handle, it only stores the first 10 bytes of the file handle. However, the length of the fi...

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

In the Linux kernel, the following vulnerabilities have been resolved: hfsplus: fixed the KMSAN uninit-value issue in hfsplusextcacheextent The syzbot reported an issue in hfsplusextcacheextent: 70.194323 T9350 BUG: KMSAN: uninit-value in hfsplusextcacheextent+0x7d0/0x990 70.195022 T9350...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mm/damon/sysfs: cleanup attrs subdirs on context dir setup failure When the setup of DAMON’s sysfs directory fails after the setup of attrs/, subdirectories of attrs/ directory are not cleaned up. As a result, DAMON’s sysfs...

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

In the Linux kernel, the following vulnerabilities have been resolved: rapidio: Fix an API misuse when rioaddnet fails. rioaddnet calls deviceregister, and it fails when deviceregister does. Therefore, putdevice should be used instead of kfree. Also, add "mport-net = NULL;" to avoid a...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: atl1c: Workaround for the DMA RX overflow issue. This work is based on the alx driver commit 881d0327db37 “net: alx: Workaround for the DMA RX overflow issue”. The alx and atl1c drivers both had RX overflow errors; therefore, ...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: mpt3sas: Fixed possible resource leaks in mpt3sastransportportadd. In mpt3sastransportportadd, if sasrphyadd returns an error, sasrphyfree must be called to free the resources allocated in sasenddevicealloc. Otherwise, a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/edid: In the function connectorbadedid, numblocks was read as numofext. In the commit e11f5bd8228f “drm: Add support for DP 1.4 Compliance edid corruption test”, the function connectorbadedid assumed that the memory allocated...

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

In the Linux kernel, the following vulnerability has been resolved: wifi: b43: Stop/wake correct queue in DMA Tx path when QoS is disabled When QoS is disabled, the queue priority value will not map to the correct ieee80211 queue since there is only one queue. Stop/wake queue 0 when QoS is disabl...

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

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fixed a segmentation fault in rxecompqueuepkt. In rxecompqueuepkt, an incoming response packet is enqueued into the resppkts queue. Then, it is decided whether to run the completer task inline or schedule it. Finally, t...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: media: staging: media: zoran: move videodevalloc. Some code has been moved out of zr36057init, and new functions have been created to handle zr-videodev. This allows for easier code reading and fixes a memory leak related to...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Wifi: mac80211 – Rejects TDLS operations when the station is not associated. The syzbot triggered a WARN in the ieee80211tdlsoper function by sending NL80211TDLSENABLELINK immediately after NL80211CMDCONNECT, before association i...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fs: hfsplus: removing WARNON from hfspluscatread,writeinode. The syzbot tool encounters WARNON in hfspluscatread,writeinode, where a crafted filesystem image may contain invalid lengths. These conditions do not constitute kernel...

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: s390/ctcm: Fixed double-kfree issue. The function ‘mpcrcvdsweepreqmpcginfo’ is called conditionally from the function ‘ctcmpcunpackskb’. It frees the passed mpcginfo. After that, a call to the function ‘kfree’ within the function...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: schcake: A out-of-bounds access issue was fixed during the parsing of TCP options and headers. The TCP option parser in cake qdisc cakegettcpopt and caketcphmaydrop could read one byte out of bounds. When the length of the data...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: crypto: virtio/akcipher – Fixed stack overflows when using memcpy. The value of sizeofstruct virtiocryptoakciphersessionpara is less than sizeofstruct virtiocryptoopctrlreq::u. Copying more bytes from the stack variable leads ...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: sctp: Handle the error returned from sctpauthasocinitactivekey. When an error is returned from sctpauthasocinitactivekey, the activekey is not actually updated. The old shkey remains freed while it’s still being used as the activ...