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

In the Linux kernel, the following vulnerabilities have been resolved: geneve: Do not assume that the MAC header is set in genevexmitskb. We should not assume that the MAC header is present in the output path. Instead, use skbethhdr instead of ethhdr to fix this issue. sysbot reported the...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fixed a slab-out-of-bounds issue in initsmb2rsphdr When smb1 mounting fails, KASAN detects a slab-out-of-bounds issue in initsmb2rsphdr, as follows. For smb1’s negotiate56 bytes, initsmb2rsphdr is called for smb2. The issu...

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

In the Linux kernel, the following vulnerability has been resolved: tipc: Force a dst refcount before doing decryption As stated in commit 3bc07321ccc2 “xfrm: Force a dst refcount before entering the xfrm type handlers”: “Crypto requests might return asynchronously. In this case, we leave the rcu...

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: irqchip/gic-v2m: Prevention of use after freeing gicv2mgetfwnode. With ACPI enabled, gicv2mgetfwnode is registered with the PCI subsystem as pcimsigetfwnodecb, and this function might be called during a PCI host bridge probe...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: remoteproc: core: Cleanup acquired resources when rprochandleresources fails in rprocattach When rproc-state = RPROCDETACHED and rprocattach is used to attach to the remote processor, if rprochandleresources returns an error, the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Wifi: mac80211 – Increase scanieslen for S1G. Currently, the S1G capability element is not taken into consideration when calculating scanieslen, which leads to a buffer length validation failure in the ieee80211prephwscan functio...

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: Media: Venus: HFI – Add a check to handle incorrect queue size. qsize represents the size of the shared queue between the driver and the firmware. The firmware can modify this value to an invalid, large value. In such situations,...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: RISCV: Stacktrace: Disabling KASAN checks for non-current tasks. When unwinding the stack of a task other than the current one, KASAN will report “BUG: KASAN: out-of-bounds access in walkstackframe+0x41c/0x460”. This same issue...

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: nfsd: Ensure that exp remains active before calling svcexportshow. The function eshow was called with protection from RCU. This only ensures that exp will not be freed. As a result, the reference count of exp can drop to zero,...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: enetc: The illegal access issue when reading the affinityhint parameter has been fixed. The irqsetaffinityhit function stores a reference to the cpumaskt parameter in the irqdescriptor. This reference can be accessed later from...

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

In the Linux kernel, the following vulnerability has been resolved: ocfs2: Reserving space for inline xattr before attaching the reflink tree. One of our customers reported a crash and a corrupted ocfs2 filesystem. The crash was due to the detection of corruption. Upon troubleshooting, the fsck -...

Astra Linux – Vulnerability in Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: selinux: Avoid dereferencing garbage after a mount failure. In the case where kernmount fails and returns an error pointer in the error branch, rather than continuing and dereferencing the error pointer. Also, remove the “never...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ubifs: A fix was made to increment the reference count of a page once it is set as private. The MM structure defines a rule 1 very clearly: once a page is marked with the PGprivate flag, the reference count of that page should be...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: net/mlx5: Fixed a deadlock between the devlink lock and esw-wq. esw-workqueue executes eswfunctionschangedeventhandler - eswvfschangedeventhandler acquires the devlink lock. .eswitchmodeset acquires the devlink lock in...

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

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: Fixed a memory leak in hcireqsyncComplete In the function hcireqsyncComplete, always free the previous sync request state before assigning a reference to a new one...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: target: Fixed the crash that occurred when using WRITESAME without a data buffer. In the newer versions of the SBC specifications, there’s a NDOB bit that indicates that there is no data buffer being written. If this bit is...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: marvell: prestera: Fixed a NULL dereferencing on devlinkalloc failure. Devlinkalloc may return NULL upon allocation failure, but presteradevlinkalloc will unconditionally call devlinkpriv on the returned pointer. This can le...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fixed the warning from kernelwriteiter 2110.972290 ------------ Cut here ------------ 2110.972301 WARNING: CPU: 3 PID: 735 at fs/readwrite.c:599 kernelwriteiter+0x21b/0x280 This patch does not allow writing to directories...

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

In the Linux kernel, the following vulnerabilities have been resolved: wifi: mwifiex: Do not return unused priv pointers in mwifiexgetprivbyid. mwifiexgetprivbyid returns the priv pointer corresponding to bssnum and bsstype, but without checking whether the priv is actually in use. Unused priv...

Astra Linux – Vulnerability in WebKit2GTK

This issue has been resolved through improved UI handling. This issue is fixed in watchOS 8.7, tvOS 15.6, iOS 15.6, and iPadOS 15.6, as well as macOS Monterey 12.5. Visiting a website that contains malicious content may lead to UI spoofing...