Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: nfsd: Cleanup of potential nfsdfile refcount leaks in the COPY code path. There are two different versions of the nfsd4copy structure. One is embedded within the compound structure and is used directly in synchronous copies. T...

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

In the Linux kernel, the following vulnerabilities have been resolved: Block, bfq: Fixed a possible UAF issue for bfqq-bic when using the merge chain. 1 Initial state: Three tasks: - Process 1 Process 2 Process 3 - BIC1 BIC2 BIC3 | Λ | Λ | Λ | | | | | V | V | V bfqq1 bfqq2 bfqq3 Process reference...

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

In the Linux kernel, the following vulnerability has been resolved: ALSA: hda: Fixed a possible null-ptr-deref issue when assigning a stream. While AudioDSP drivers assign streams that are exclusively of HOST or LINK type, nothing prevents a user from attempting to assign a COUPLED stream. The...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: btrfs: Fixed a race condition between rename operations and directory logging. We have a race condition between a rename operation and directory inode logging. If this race condition occurs, and the system crashes or loses power...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: ar5523: Fixed a use-after-free in ar5523cmd when it timed out. syzkaller reported a use-after-free with the stack trace as follows 1: 38.960489 C3 ================================================================== 38.963216...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: In the md subsystem, there was a issue where the “activeio” value was not properly released after the submitflushes function was called. This caused the “activeio” value to remain unreleased, leading to a situation where...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: - net: dsa: felix: do not use devres for mdiobus. As explained in the commits: - 74b6d7d13307: “net: dsa: realtek: register the MDIO bus using devres”. - 5135e96a3dd2: “net: dsa: do not allocate the slavemiibus using devres”...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: bpf: Mark the bpf prog stack with kmsanunpoisonmemory in interpreter mode. syzbot reported uninitialized memory usage during maplookup,deleteelem. ========== BUG: KMSAN: uninitvalue in devmaplookupelem kernel/bpf/devmap.c:441...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: riscv, bpf: Fixed potential NULL dereferencing. The bpfjitbinaryfree function requires a non-NULL argument. When the RISC-V BPF JIT fails to converge within NRJITITERATIONS steps, jitdata-header will be NULL, triggering a NULL...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: In tcpconnrequest, do not call reqskfastopenremove. The syzbot reported the following issue in tcpconnrequest: 0 If a listener is closed while a TFO socket is being processed in tcpconnrequest, inetcskreqskqueueadd does not set...

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: ch9200: fix uninitialised access during miinwayrestart In miinwayrestart, the code attempts to call mii-mdioread, which is actually ch9200mdioread. ch9200mdioread uses a local buffer called “buff”, which is initialized with...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dsi: Invalid parameter check in msmdsiPhyEnable The function performs a check on the “phy” input parameter, however, it is used before the check. The “dev” variable is initialized after the sanity check to avoid a possibl...

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

Integer overflow or wrap-up vulnerability in the Linux kernel on Linux, x86, and ARM md, raid, raid5 modules allows for forced integer overflow...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: cifs: fixed the potential use of a null pointer in destroyworkqueue within the error path of initcifs. Dan Carpenter reported a Smack static checker warning: fs/smb/client/cifsfs.c:1981 initcifs Error: We previously assumed th...

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: lltemac: The function platformgetresource was replaced with the function devmplatformioremapresourcebyname. This replacement affects the call using 0 as the resource name. This ultimately leads to a null pointer in the strcm...

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

In the Linux kernel, the following vulnerability has been resolved: USB: Gadget: fncm: Fixed UAF Use-After-Free in the ncm object after re-binding after a USB EP transport error When the ncm function is working, the usb0 interface is stopped due to a link failure. In this case, the ethstop functi...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ipv4: Prevent potential spectre v1 exploits in fibmetricsMatch if !type continue; if type RTAXMAX return false; ... fival = fi-fibmetrics-metricstype - 1; Since @type is used as an array index, we need to prevent CPU speculation ...

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: net: gso: fix ownership in udpgsosegment In udpgsosegment, the skb destructor is removed before segmenting the skb, but the reference to the socket remains intact. This issue arises if the original skb becomes orphaned later, as ...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Do not access invalid sched. Since 2320c9e6a768 “drm/sched: memset ‘job’ in drmschedjobinit”, accessing job-base.sched can produce unexpected results, as the initialization of job-base.sched during amdgpujoballoc is...

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

In the Linux kernel, the following vulnerabilities have been resolved: cifs: Fixed a buffer overflow issue when parsing NFS reparse points. ReparseDataLength is the sum of the InodeType size and the DataBuffer size. To obtain the DataBuffer size, it is necessary to subtract the InodeType size fro...