Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: 1. fs/proc/taskmmu: Fixed the race condition in makeuffdwphugepte where updates to the “Dirty” or “Accessed” status of a page might be lost when PAGEMAPSCAN writes-protects a HUGETLB PTE. 2. fs/proc/taskmmu: The...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: ixp4xxhss: Fixed duplicate HDLC netdev allocations. The ixp4xxhssprobe function allocates two HDLC netdevs. The first one is stored in the ndev variable, initialized, and registered with the registerhdlcdevice function. The...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: tcp: The task of freeing md5siginfo is delayed beyond the RCU grace period in tcpconnect. The reconciliation of md5 and ao in tcpconnect net/ipv4/tcpoutput.c has two symmetric branches: c if needsmd5 tcpaodestroysocksk, false; el...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: nvmet-auth: Rejects short AUTHRECEIVE buffers. The nvmetexecuteauthreceive function relies on the AUTHRECEIVE allocation length. It only checks whether the length is non-zero and matches the transfer length. In the SUCCESS1 and...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/stm: ltdc: fix late dereference check In ltdccrtcsetcrcsource, the struct drmcrtc was dereferenced before the pointer check by the containerof function. This could cause a kernel panic. Fix this “match warning”:...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: NFSv4: Fixed a NULL pointer dereference in pnfsmarkmatchinglsegsreturn. The commit de144ff4234f fixes the issue by changing pnfsreturnlayout to call pnfsmarkmatchinglsegsreturn, with NULL passed as the argument to the...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/bridge: anx7625: Fixed an overflow issue when reading EDID. The length of the EDID block can be longer than 256 bytes. Therefore, we should use int instead of u8 for the edidpos variable...

Astra Linux – Vulnerability in Linux 5.15, Linux

In the Linux kernel, the following vulnerability has been resolved: NFSD: prevented underflow in nfssvcdecodewriteargs Smatch reported the issue as follows: fs/nfsd/nfsxdr.c:341 nfssvcDecodeWriteArgs Warning: no lower bound on ‘args-len’ The type of the variable has been changed to unsigned to...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: octeontx2-pf: Fixed the use of GFPKERNEL in atomic contexts for rt. The commit 4af1b64f80fb “octeontx2-pf: Fixed the lmtst ID used in aurafree” uses get/putcpu to protect the usage of percpu pointers in the -aurafreeptr...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: xsk: Fixed a race condition in socket teardown Fixed a race condition in the xsk socket teardown code that could lead to a NULL pointer dereferencing. The current xskunbindcode in xskunbinddev starts by setting xs-state to...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Wifi: nl80211: Fixed an integer overflow in nl80211ParseMBSSIDElems. The nl80211ParseMBSSIDElems function uses a u8 variable numElems to count the number of MBSSID elements in the nested netlink attribute attrs. This can lead to ...

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

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fixed the signedness bug in sdmav40processtrapirq The “instance” variable needs to be signed for error handling to work properly...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxtre: Added a max slot check for SQ. The variable WQE mode must be validated against the maximum number of slots supported by the hardware. The maximum supported value is 64K. A check for the maximum and minimum values is...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxtre: The dpi variable is initialized to zero. The dpi is only initialized for the BNXTREALLOCWCPAGE case, but it is also copied for all other cases. Therefore, the dpi should be set to 0...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: media: uvcvideo: A deadlock occurs when uvcstatusstop is called from asyncctrl.work. If a UVC camera has an asynchronous control, uvcstatusstop may be called from asyncctrl.work: c uvcctrlstatuseventwork uvcctrlstatusevent...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: pmdomain: imx: Fix i.MX8MP VC8000E power-up sequence According to the errata1: ERR050531: The power-down handshake for VPUNOC may hang during the power-up/down cycling of VC8000E/VPUMIX. Description: There may be a timing issue...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: The variable reservedmem continues to reference the reservedmemarray, which resides in initdata. This occurs when allocreservedmemarray fails. The function ofreservedmemlookup is exported for use after initialization, and it coul...

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: Driver core: Bus – Fixed a double-free in the driver API function busregister. For busregister, any error that occurs after ksetregister will cause the @priv variable to be freed twice. This issue was fixed by setting @priv to NU...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: mpt3sas: Fixed the use of memory after freeing it in scsihexpandernoderemove. The function mpt3sastransportportremove called in scsihexpandernoderemove frees the port field of the sasexpander structure. This leads to a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: ntfs: Validates attribute values during lookups. The ntfsattrfind and ntfsexternalattrfind functions check whether the generic resident attribute values fit within their respective attribute records, and ensure that fixed-size...