Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: drm/omap: dss: Fixed refcount leak issues In dssinitports and dssuninitports, we should call ofnodeput for the reference returned by ofgraphgetportbyid in the fail path or when it is no longer needed...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: udf: Avoid double calls to brelse in udfrename syzbot reported a warning like below 1: VFS: brelse: Trying to free a free buffer WARNING: CPU: 2 PID: 7301 at fs/buffer.c:1145 brelse+0x67/0xa0 ... Call Trace:...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: A memory leak was fixed in lpfccreateport. The commit 5e633302ace1 “scsi: lpfc: vmid: Added support for VMID in the mailbox command” introduced allocations for VMID resources in lpfccreateport after the call to...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: smb: Server: Fixed a use-after-free in smb2open. The opinfo pointer, obtained via rcudereferencefp-fopinfo, is dereferenced after rcureadunlock, creating a use-after-free scenario...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: igc: Fixed kernel panic during ndotxtimeout callback The Xeon validation group has conducted some load tests with various hardware configurations. They observed that transmit queue timeouts occurred during these tests. This cause...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: a potential memory leak has been fixed in mlx5einitreprx. The memory pointed to by the priv-rxres pointer is not freed during the error-prone execution of mlx5einitreprx, which can lead to a memory leak. This issue has...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: usb: musb: Fixed the overflow bug in musbgadget.c The musbgadgetqueue function calls the USB function device. This function adds the passed request to musbep::reqlist. If request-length musbep-packetsz and isbuffermappedreq retur...

Astra Linux – Vulnerability in Linux, Linux 5.10, Intel-Microcode

Incomplete cleanup of microarchitectural fill buffers on some Intel processors may allow an authenticated user to potentially enable information disclosure via local access...

Astra Linux – Vulnerability in Linux, Linux 5.10, Intel-Microcode

Incomplete cleanup in certain special register write operations for some Intel processors may allow an authenticated user to potentially enable information disclosure through local access...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ICMP: Fixed data races related to sysctlicmpechoenableprobe. When reading sysctlicmpechoenableprobe, it can be changed concurrently. Therefore, we need to add READONCE to its readers...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In nftablesupdtable, if nftablestableenable returns an error, nfttransdestroy is called to free the transaction object. nfttransDestroy calls listdel, but the transaction was never placed on a list—the list head contains only zeros, which results in a NULL pointer being dereferenced...

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: icmp6: Fixed the null-ptr-deref of ip6nullentry-rt6iidev in icmp6dev. With some IPv6 Ext Hdr RPL, SRv6, etc., we can send a packet that has the link-local address as src and dst IP, and it will be forwarded to an external IP in t...

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: UDP: Do not accept non-tunnel GSO packets that land in a tunnel. When rx-udp-gro-forwarding is enabled, UDP packets may be forwarded in a way that causes them to land in a tunnel. This can lead to various issues. udpgroreceive...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: phy: ti: Fixed a missing sentinel for clkdivtable gettablemaxdiv attempts to access the "clkdivtable" array outside its defined bounds in phy-j721e-wiz.c. A sentinel entry was added to prevent the following global-out-of-bounds...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: net: dsa: mv88e6060: prevent crash on an unused port If the port is neither a CPU port nor a user port, ‘cpudp’ is a null pointer, and a crash occurs when dereferencing it in mv88e6060setupport: 9.575872 Unable to handle kerne...

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

A use-after-free flaw was discovered in the Linux kernel due to a race condition in the unix garbage collector’s deletion of SKB races involving the unixstreamread generic function on the socket onto which the SKB is queued...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Networking layer: hsr – Fixed potential use-after-free issues. The skb structure is passed to netifrx, which may free it. After this call, dereferencing the skb structure may lead to a use-after-free condition...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: USB: Gadget: UVC: Prevent buffer overflow in setup handler The uvcfunctionsetup function allows control transfers with a payload of up to 64 bytes UVCMAXREQUESTSIZE. The data stage handler for OUT transfers uses memcpy to copy th...

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

A NULL pointer dereference flaw was discovered in the rawv6pushpendingframes function in net/ipv6/raw.c within the network subcomponent of the Linux kernel. This flaw can cause the system to crash...

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

A data race flaw was discovered in the Linux kernel, between the allocation of the con variable and the setting of con-sock. This issue results in a NULL pointer dereferencing when accessing con-sock-sk in the net/tipc/topsrv.c file within the tipc protocol in the Linux kernel...