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: skbuff: skbsegment, Call zero copy functions before using skbuff frags Commit bf5c25d60861 "skbuff: in skbsegment, call zerocopy functions once per nskb" added the call to zero copy functions in skbsegment. The change introduced ...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: cifs: The xid leak in cifscopyfilerange has been fixed. If the file is used by swap, before returning -EOPNOTSUPP, the xid should be freed. Otherwise, the xid will be leaked...

Astra Linux – Vulnerability in ffmpeg5

The Ffmpeg v.N113007-g8d24a28d06 contains a buffer overflow vulnerability that allows a local attacker to execute arbitrary code through libavutil/imgutils.c:353:9 in the imagecopyplane function...

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/rxe: Fixed a double-free in rxesrqfrominit. In rxesrqfrominit, the queue pointer q is assigned to srq-rq.queue before copying the SRQ number to user space. If copytouser fails, the function calls rxequeuecleanup to free the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: tls: fixed handling of zero-length records in the rxlist Each recvmsg call must process either: - only contiguous DATA records any number of them - one non-DATA record If the next record has a different type than those that ha...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: nfsd: Check the client ownership when canceling a copy-notify stateid. On the OFFLOADCANCEL path clp != NULL, the managecpntfstate function freed the target cpntf state without checking ownership. The lookup key st-siopaque.soid ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: NFSv4.2: fixed reference count leaks in nfs42proccopynotify. You rarely receive emails from [email protected]. Learn why this is important at http://aka.ms/LearnAboutSenderIdentification. The reference counting issue occurs i...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Fixed a missing dirty page tracking issue in pte,pmdwrprotect When the hardware page table walker PTW is enabled on LoongArch, the CPU may set PAGEDIRTY directly in the page table entry during a write TLB miss, without...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: Fixed a UAF in ieee80211scanrx The ieee80211scanrx function attempts to access scanreq-flags after a null check. However, a UAF Use-after-Allocation was observed when the scan is completed and ieee80211scancomplet...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Block layer: Fixed a warning in copyfromiter. Syzkaller reported a warning in copyfromiter because an ioviter was supposedly used in the wrong direction. The reason is that Syzkaller managed to generate a request with a transfer...

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: VMCI: Fixed a runtime warning from memcpy in dgdispatchashost. Syzkaller encountered a “WARNING in dgdispatchashost” bug. memcpy: A field-spanning write was detected size 56 for a single field “&dginfo-msg” in...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Avoid field-overflowing memcpy In preparation for FORTIFYSOURCE, we are performing compile-time and run-time field bounds checking for memcpy, memmove, and memset. Avoid intentionally writing across neighboring fields...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: - net: Restricted SOREUSEPORT option for inet sockets. After the bug was identified, it was discovered that crypto sockets could accidentally be destroyed due to RCU callbacks, as noted by zyzbot 1. Attempting to acquire a mut...

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

In the Linux kernel, the following vulnerability has been resolved: xfrm: esp: avoid in-place decrypt on shared skb frags The MSGSPLICEPAGES function can attach pages from a pipe directly to an skb. TCP marks such skbs with SKBFLSHAREDFRAG after skbsplicefromiter, so later processes that may modi...

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: crypto: omap – Correctly allocate OMAPCRYPTOFORCECOPY scatterlists The current allocation of scatterlists in oprcryptocopysglists was incorrect; it was allocating an array of scatterlist pointers, rather than scatterlist objects...

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: scsi: lpfc: Use memcpy for BIOS version The strlcat function with FORTIFY support triggers a panic because it assumes that the target buffer will overflow, even though the correct target buffer size is provided. In any case,...

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

In the Linux kernel, the following vulnerability has been resolved: bna: Ensure that the copied buffer is terminated with NUL characters. Currently, we allocate a kernel buffer of size nbytes and copy nbytes from user space to that buffer. Later, we use sscanf on this buffer, but we do not ensure...

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

In the Linux kernel, the following vulnerability has been resolved: net: fixed possible store tearing in neighperiodicwork. While reviewing a related syzbot report involving neighperiodicwork, I noticed that I forgot to add an annotation when deleting an RCU-protected item from a list. When using...

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

In the Linux kernel, the following vulnerability has been resolved: wifi: wilc1000: A potential dereferencing issue with the RCU was fixed in the wilcparsejoinbssparam function. In the wilcparsejoinbssparam function, the TSF field of the ies structure is accessed after the RCU read-side critical...

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

A issue was discovered in the Linux kernel before version 5.19. In the pxa3xxgcuwrite function in drivers/video/fbdev/pxa3xx-gcu.c, the count parameter has a type conflict between sizet and int, which causes an integer overflow and bypasses the size check. Additionally, since this parameter is us...