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

In the Linux kernel, the following vulnerability has been resolved: Thunderbolt: Mark the XDomain as unplugged when the router is removed. I noticed that when we perform discrete host-router NVM upgrades, and the router is hot-unplugged due to NVM firmware authentication issues, if there are othe...

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

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Make ICCSGIEL1 undef in the absence of a vGICv3 On a system with a GICv3, if a guest has not been configured with a GICv3, and the host is not capable of emulating GICv2, writing to any of the ICCSGIEL1 registers will...

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

In the Linux kernel, the following vulnerability has been resolved: perf/aux: Fixed AUX buffer serialization. Ole reported that the event-mmapmutex is strictly insufficient to serialize the AUX buffer. To serialize it properly, a per-RB mutex should be added...

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

In the Linux kernel, the following vulnerability has been resolved: ethtool: checks whether the device is present when obtaining link settings. A sysfs reader may race with a device that is reset or removed, attempting to read the device’s state when the device is not actually present. For exampl...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Avoid using the null object of framebuffer. Instead of directly using state-fb-obj0, obtain the object from the framebuffer by calling drmgemfbgetobj. Return an error code when the object is null to avoid using t...

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

In the Linux kernel, the following vulnerabilities have been resolved: mptcp: pm: Fixed a UAF in timerdeletesync There are two paths to access mptcppmdeladdtimer, resulting in a race condition: CPU1 CPU2 ==== ==== netrxaction napipoll netlinksendmsg napipoll netlinkunicast processbacklog...

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

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check numvalidsets before accessing readerwmsets. WHY & HOW numvalidsets needs to be checked to avoid a negative index when accessing readerwmsetsnumvalidsets - 1. This fix addresses an OVERLOAD issue reported by...

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

In the Linux kernel, the following vulnerabilities have been resolved: drm/amd/display: Check gpioid before using it as an array index. WHY & HOW The value “GPIOIDUNKNOWN -1” is not a valid value for an array index. Therefore, this value should be checked in advance. This fix resolves 5 OVERRUN...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: kunit/overflow: Fixed the UB in overflowallocationtest. The 'devicename' array does not exist outside the 'overflowallocationtest' function scope. However, it is used as a driver name when calling 'kunitdrivercreate' from...

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

In the Linux kernel, the following vulnerability has been resolved: sched: schcake: Fixed the logic for accounting bulk flows in order to ensure host fairness. In schcake, we keep track of the number of active bulk flows per host. This is done when running in the dst/src host fairness mode, which...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: drm/amd/display: The denominator “cbppipes” must not be 0; it is checked before being used. WHAT & HOW The denominator cannot be 0, and is checked before being used. This fix addresses two “DIVIDEBYZERO” issues reported by...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: The denominator pbndiv is checked before being used. WHAT & HOW The denominator cannot be 0, and this check is performed before it is used. This fix addresses a Divide-by-zero issue reported by Coverity...

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

In the Linux kernel, the following vulnerabilities have been resolved: drm/amd/display: Skip wbsclsetscalerfilter if the filter is null. Callers can pass null as the filter value e.g., from the function wbsclgetfiltercoeffs16p, and a null check has been added to ensure that this does not occur...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: dmaengine: altera-msgdma: properly freeing the descriptor in msgdmafreedescriptor. The call listdel in msgdmachandesccleanup should be replaced with msgdmafreedescriptor. Consequently, listaddtail should be replaced with...

Astra Linux – Vulnerability in Chromium

“Type Confusion in V8” in Google Chrome before version 129.0.6668.70 allowed a remote attacker to perform out-of-bounds memory access through a crafted HTML page. Chromium security severity: High...

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

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Added an array index check for hdcp ddc access. Reason Coverity reports an OVERRUN warning. Do not check if the array index is valid. How Check that the msgid is valid and that the array index is valid...

Astra Linux – Vulnerability in cups-filters

CUPS is a standards-based, open-source printing system. cups-browsed includes network printing functionality, which encompasses, but is not limited to, the ability to automatically discover print services and shared printers. cups-browsed binds to INADDRANY:631, allowing it to accept packets from...

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

In the Linux kernel, the following vulnerabilities have been resolved: Squashfs: sanity check for symbolic link sizes Syzkiller reports a bug named “KMSAN: uninit-value in picklink”. This issue is caused by an uninitialized page, which ultimately results from reading a corrupted symbolic link siz...

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

In the Linux kernel, the following vulnerability has been resolved: Input: uinput – rejects requests with an unreasonable number of slots When using uinput, the syzkaller may attempt to set up a device with a very large number of slots, leading to a memory allocation failure in inputmtinitslots...

Astra Linux – Vulnerability in WebKit2GTK

The issue was resolved through improved user interface. This issue has been fixed in Safari 18 and macOS Sequoia 15. Visiting a malicious website may result in address bar spoofing...

Astra Linux – Vulnerability in Vim

Vim is a revised version of the Unix vi text editor. When flushing the typeahead buffer, Vim moves the current position within the typeahead buffer, but it does not check whether there is enough space left in the buffer to handle the next characters. This can cause the off position within the...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Null checks for ‘stream’ and ‘plane’ were added before dereferencing them. This commit adds null checks for the ‘stream’ and ‘plane’ variables in the dcn30applyidlepoweroptimizations function. These variables wer...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amd/pm: Fixed the null pointer dereferencing issue for vega10HWmogr. Checked the return value and performed null pointer handling to avoid null pointer dereferencing...

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

In the Linux kernel, the following vulnerability has been resolved: serial: core: check uartclk for zero to avoid divide by zero Calling ioctl TIOCSSERIAL with an invalid baudbase can result in uartclk being zero, which will cause a divide by zero error in uartgetdivisor. The check for uartclk...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Wifi: nl80211 – Set special AP channel widths to disallowed. Setting the AP channel width is intended for use with the standard 20/40/… MHz channel width progression. Switching between narrow channels in S1G mode is not supported...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: bridge: mcast: Wait for previous GC cycles when removing a port. The syzbot encountered a use-after-free issue1. This issue occurs because the bridge does not ensure that all previous garbage collection cycles are completed...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: drm/amd/display: Added a null check before passing variables. Checked for null pointers before passing variables to functions. This fixes 3 NULLRETURNS issues reported by Coverity...

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

In the Linux kernel, the following vulnerability has been resolved: padata: A possible “divide-by-0” panic has been fixed in padatamthelper. We are encountering a “divide-by-0” panic in padata.c during bootup. 10.017908 Oops: Divide error: 0000 1 PREEMPT SMP NOPTI 10.017908 CPU: 26 PID: 2627 Comm...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, from version 6.8.0 onwards, it is possible for a physically nearby attacker to read kernel memory by mounting a filesystem. This can occur if a Linux distribution is configured to allow unprivileged mounts of removable media. The attacker can then leverage local access to...

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

In the Linux kernel, the following vulnerability has been resolved: netfilter: ctnetlink: Use a helper function to calculate the expected ID. The deletion of the expectation path requires a call to the nfexpectgetid helper function to calculate the expected ID. Otherwise, the ID of the expectatio...

Astra Linux – Vulnerability in opensc

A vulnerability was discovered in OpenSC, OpenSC tools, the PKCS11 module, minidrivers, and CTKs. An attacker could use a specially crafted USB device or smart card, which would send a specially crafted response to APDUs to the system. When buffers are partially filled with data, the initialized...

Astra Linux – Vulnerability in Chromium

Accessing the out-of-bounds V8 API in Google Chrome before version 128.0.6613.119 allowed a remote attacker to potentially exploit heap corruption through a crafted HTML page. Chromium security severity: High...

Astra Linux – Vulnerability in Firefox and Thunderbird

Internal browser event interfaces were exposed to web content when privileged EventHandler listener callbacks were executed for those events. Web content that attempted to use those interfaces would not be able to do so with elevated privileges. However, the presence of these interfaces indicated...

Astra Linux – Vulnerability in Wireshark

The NTLMSSP dissector crash in Wireshark versions 4.2.0 to 4.0.6, as well as 4.0.0 to 4.0.16, allows for denial of service through packet injection or malicious capture files...

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

In the Linux kernel, the following vulnerability has been resolved: The issue with bitmap corruption when using CLOSERANGEUNSHARE in closerange has been fixed. The function copyfdbitmapsnew, old, count is expected to copy the first count/BITSPERLONG bits from old-fullfdsbits and fill the rest wit...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: i2c: tegra: Do not mark ACPI devices as irq safe On ACPI machines, the tegra i2c module encounters an issue due to a mutex being called inside a spinlock. This leads to the following bug: BUG: A sleeping function is called from a...

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

In the Linux kernel, the following vulnerability has been resolved: ipvs: Properly dereferencing pe in ipvsaddservice. Use pe directly to resolve the sparse warning: net/netfilter/ipvs/ipvsctl.c:1471:27: warning: dereference of noderef expression...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Landlock: Do not lose track of restrictions on credtransfer. When a process’s credstruct is replaced, this mechanism almost always invokes the credprepare LSM hook. However, in one special case when KEYCTLSESSIONTOPARENT updates...

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

In the Linux kernel, the following vulnerabilities have been resolved: PCI/DPC: Fixed a use-after-free issue when a DPC event occurs concurrently with hot-removal of the same portion of the hierarchy. Keith reported a use-after-free when a DPC event occurred concurrently with the hot-removal of t...

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

In the Linux kernel, the following vulnerability has been resolved: ext4: Make sure the first directory block is not a hole. The syzbot constructs a directory that has no dirblock, but it is not inline; in other words, the first directory block is a hole. No errors are reported when creating file...

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

In the Linux kernel, the following vulnerability has been resolved: drm/gma500: fixed the issue of null pointer dereferencing in psbintellvdsgetmodes. In psbintellvdsgetmodes, the return value from drmmodeduplicate is assigned to mode. This could lead to a NULL pointer dereferencing in case of a...

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

In the Linux kernel, the following vulnerabilities have been resolved: kobjectuevent: Fixed issues related to OOB access within zapmodaliasenv. The zapmodaliasenv function incorrectly calculates the size of the memory block to be moved. This can lead to OOB out-of-band memory access issues if the...

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

In the Linux kernel, the following vulnerability has been resolved: net: nexthop: All fields within the struct nexthopgrp structure must be initialized. The struct nexthopgrp contains two reserved fields that are not initialized by nlaputnhgroup, and these fields contain garbage values. This can ...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: net: Missing check for virtio Two missing checks in virtionethdrtoskb allowed syzbot to crash kernels again. 1. After the skbsegment function, the buffer may become non-linear nrfrags != 0. However, since the SKBTXSHAREDFRAG...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ixgbe: fixed the PCI device reference count leak As stated in the comment for pcigetdomainbusandslot, it returns a PCI device with the reference count incremented. When using this device, the caller must decrement the referenc...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/virtio: Fixed the UAF issue related to GEM handle creation. The user space may attempt to guess the handle value and race the GEM object creation with the handle being closed. This can lead to a use-after-free scenario if we...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: netfilter: fixed a use-after-free in nfregisternethook. We must not dereference @newhooks after the nfhookmutex has been released, because other threads may have already freed the allocated hooks. BUG: KASAN: use-after-free in...

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

In the Linux kernel, the following vulnerability has been resolved: RDMA/iwcm: Fixed a use-after-free issue related to the destruction of CM IDs. The function iwconnreqhandler associates a new struct rdmaidprivate named connid with an existing struct iwcmid named cmid as follows: c connid-cmid.iw...

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

In the Linux kernel, the following vulnerabilities have been resolved: scsi: qla2xxx: Correctly validates nvmelocalport The driver load failed with the following error message: qla2xxx 0000:04:00.0-ffff:0: registerlocalport failed: ret=ffffffef There was also a kernel crash: BUG: Unable to handle...