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: Squashfs: check the return result of sbminblocksize Syzkaller reports a bug named “UBSAN: shift-out-of-bounds in squashfsbioread”. Syzkaller forks multiple processes. After mounting the Squashfs filesystem, it issues an...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: cxl: Fixed a memory leak in the error handling path. The bitmapzalloc function must be balanced with a corresponding bitmapfree function in the error handling path of afuallocateirqs...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fixed an error in the unwind operation of rxecreateqp. In the function rxecreateqp, the rxeqpfrominit function is called to initialize the qp. Internally, things like the spin locks are not set up until rxeqpinitreq is...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: drm/vkms: Fixed a memory leak in vkmsinit. A memory leak was reported after the vkms module installation failed. Unreferenced object 0xffff88810bc28520 size 16: Command: modprobe, PID 9662, Jiffies: 4298009455 Age: 42.590s Hex...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: qlcnic: Prevent “dbc use-after-free” in qlcnicdcbenable. The “adapter-dcb” pointer would be silently freed within qlcnicdcbenable if qlcnicdcbattach returns an error—something that always occurs under OOM conditions. This could...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Atacade: Ahci: Matching EMMAXSLOTS with SATAPMPMAXPORTS UBSAN reports an array-index-out-of-bounds issue: 1.980703 Kernel: UBSAN: Array-index out of bounds in /build/linux-9H675w/linux-5.15.0/drivers/ata/libahci.c:968:41 1.980709...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: misc: tifm: fixed a possible memory leak in tifm7xx1switchmedia If the deviceregister function returns an error in tifm7xx1switchmedia, the name of the kobject allocated by devsetname called during deviceadd may be leaked. Do not...

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

In the Linux kernel, the following vulnerability has been resolved: Wifi: libertas – fixed a memory leak in lbsinitadapter. When kfifoalloc failed in lbsinitadapter, the command buffer was not released. Add freed memory to the processing error path...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Check kzalloc in lpfcsli4cgnparamsread. If kzalloc fails in lpfcsli4cgnparamsread, then we rely on lpfcreadobject’s routine to perform a NULL check on pdata. Currently, an early return error is thrown from...

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

In the Linux kernel, the following vulnerability has been resolved: scsi: core: Fixed a possible memory leak if deviceadd fails. If deviceadd returns an error, the name allocated by devsetname needs to be freed. As noted in the comments for deviceadd, putdevice should be used to reduce the...

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: scsi: qla4xxx: Add length check when parsing nlattrs There are three places where qla4xxx parses nlattrs: - qla4xxxsetchapentry - qla4xxxifacesetparam - qla4xxxsysfsddbsetparam Each of these functions converts nlattr to a specifi...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: x86/MCE/AMD: Use a u64 type for the bankmap. The maximum number of MCA banks is 64 MAXNRBANKS; see a0bc32b3cacf “x86/mce: Increase the maximum number of banks to 64”. However, the bankmap, which contains a bitfield indicating whi...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: vme: An error that was not caught in fakeinit has been fixed. In fakeinit, rootdeviceregister may fail, but this issue is ignored, which can cause the vmeroot not to be unregistered properly when the program exits. The error is...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: f2fs: A fix was made to avoid a use-after-free condition related to cached IPU bio. The xfstest generic/019 report a bug: Kernel BUG: At mm/filemap.c:1619! RIP: 0010: folioendwriteback+0x8a/0x90 Call Trace:...

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

In the Linux kernel, the following vulnerability has been resolved: clk: tegra: tegra124-emc: Fixed a potential memory leak. The tegra and tegra variables need to be freed during the error handling process; otherwise, the issue may be exposed...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: Net layer: dsa: fixed a crash if -getssetcount fails. If ds-ops-getssetcount fails, then the “count” value is a negative error code, such as -EOPNOTSUPP. Since “i” is a unsigned int, the negative error code is type-promoted to a...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: A sysfs leak was fixed in allociommu. The iommudevicesysfsadd function is called before this, so it must be cleaned up in subsequent errors...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: net: rds: Fixed a memory leak in rdsrecvmsg. Syzbot reported a memory leak in rds. The problem occurred when the reference count was not decremented in case of an error. The function rdsrecvmsgstruct socket sock, struct msghdr ms...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: scsi: core: Fixed improper pointer dereferencing when the error handler kthread is invalid. The commit 66a834d09293 “scsi: core: Fixed error handling of scsihostalloc” changed the allocation logic to call putdevice to perform hos...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: netlink: afnetlink: Added a check on the len parameter to prevent empty skb objects. This prevents a division error in the netemenqueue function, which occurs when skb-len=0 and skb-datalen=0 during the randomized corruption...