Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ICE: Fixed ‘scheduling while atomic’ in aux critical error interrupts There’s a kernel bug related to processing aux critical error interrupts in icemiscintr: 2100.917085 BUG: Scheduling while atomic: swapper/15/0/0x00010000… …...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: hciuart: added a missing NULL check in h5enqueue. Syzbot encountered a general protection fault in pmruntimeresume. The problem was due to a missing NULL check. hu-serdev can be NULL, and we should not blindly pass...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: bpf, sockmap: Fixed a memory leak in tcpbpfsendmsg when skmsg is full. If tcpbpfsendmsg is running while skmsg is full, and skmsgalloc returns an -ENOMEM error, tcpbpfsendmsg will enter a waitformemory state. If part of the...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: power: supply: ab8500: A memory leak has been fixed in ab8500fgsysfsinit. The kobjectinitandadd function takes a reference even when it fails. According to the documentation for kobjectinitandadd: if this function returns an erro...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: exec: Force a single empty string when argv is empty Quoting 1 Ariadne Conill: “In several other operating systems, it is a hard requirement that the second argument to execve2 be the name of a program. This prevents scenarios...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: can: mcan: mcantxhandler: fixed the issue where skb was freed after it had been used. The canPUTechoskb function clones a skb and then frees it. This function should be moved directly before the start of the xmit in hardware for...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: jffs2: fixed a memory leak in jffs2domountfs. If jffs2buildfilesystem in jffs2domountfs returns an error, we can observe the following kmemleak report: -------------------------------------------- unreferenced object...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: coresight: syscfg: Fixed a memory leak that occurred during registration failures in cscfgcreatedevice. deviceregister calls deviceinitialize. According to the documentation for deviceinitialize: “Use putdevice to release the...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: libfc: Fixed the use of variables after they are freed in fcexchabtsresp. The function fcexchreleaseep decreases the reference count of ep. When the reference count reaches zero, ep is freed. However, ep is still used in th...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Use memset to avoid memory leaks. Use memset to initialize structs to prevent memory leaks. In l2capecredconnect...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: making the apf token non-zero to fix the bug In the current async pagefault logic, when a page is ready, KVM relies on kvmarchcandequeuepagepresent to determine whether to deliver a READY event to the Guest. This...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: nvme: fixed the SRCU protection for the nvmenshead list The process of walking the nvmenshead siblings list is protected by the head’s srcu in nvmensheadsubmitbio, but not in nvmempathrevalidatePaths. Removing namespaces from...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: dm integrity: Memory corruption occurs when tagsize is less than digestsize. It is possible to configure dm-integrity in such a way that the tagsize parameter is smaller than the actual digestsize. In this case, a portion of the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: tipc: fixed a kernel panic that occurred when enabling a bearer. When enabling a bearer on a node, a kernel panic was observed: 4.498085 RIP: 0010:tipcmonprep+0x4e/0x130 tipc ... 4.520030 Call Trace: 4.520689 4.521236...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/smc: fixed the connection leak issue. There is a potential leak issue under the following execution sequence: smcrelease, smcconnectwork if sk-skstate == SMCINIT sendclcconfirim tcpabort; ... sk-skstate = SMCACTIVE...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Thermal: Core – Fix for NULL pointer dereferencing in TZGETTRIP. Do not call gettriphyst from thermalgenlcmdtzgettrip if the thermal zone does not define such a function...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: RDMA/cma: Do not change route.addr.srcaddr outside of state checks. If the state is not idle, resolvepreparesrc should immediately fail, and no changes to the global state should occur. However, it srcaddr by attempting to create...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: soc: rockchip: Fixed the refcount leak in rockchipgrfinit. offindmatchingnodeandmatch returns a node pointer with a incremented refcount. We should use ofnodeput on it after processing. Added ofnodeput to prevent the refcount...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: md: fixed the double-free of ioacctset bioset. Now, ioacctset is allocated and freed within a single operation in the personality context. The code that freed ioacctset during mdfree and mdstop has been removed...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: serial: 8250aspeedvuart: Fixed the potential NULL dereferencing in aspeedvuartprobe. The platformgetresource function may fail and return NULL; therefore, we should better check its return value to avoid NULL pointer dereferencin...