Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel before version 6.1.13, there is a double-free in the net/mpls/afmpls.c file when an allocation failure occurs due to registering the sysctl table under a new location during the renaming of a device...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: media: vidtv: Fixed a use-after-free in vidtvbridgedvbinit. KASAN reports a use-after-free: BUG: KASAN: use-after-free in dvbdmxdevrelease+0x4d5/0x5d0 dvbcore Call trace: … dvbdmxdevrelease+0x4d5/0x5d0 dvbcore...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Staging: media: tegra-video: Fixed the use of devicenode after freeing it. At the time of testing, the following code path is followed: - tegracsiinit - tegracsichannelsalloc - foreachchildofnodenode, channel – Iterates over...

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: f2fs: The issue of UAF Use-After-Free was fixed by addressing the problem of decrementing sbi-nrpages in f2fswriteendio. The xfstests case “generic/107” and syzbot both reported a situation where a NULL pointer was dereferenced...

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: vxlan: Do not arm the aging timer on a device that is down. The vxlanchangelink function arms the vxlan-agetimer whenever the requested aging interval differs from the configured one: c if conf.ageinterval !=...

Astra Linux – Vulnerability in WebKit2GTK

A memory management issue related to “use after free” operations has been addressed through improved memory management practices. This issue is fixed in macOS Monterey 12.3, iOS 15.4, iPadOS 15.4, tvOS 15.4, and Safari 15.4. Processing maliciously crafted web content may lead to arbitrary code...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ASoC: core: Fixed a use-after-free in sndsocexit. KASAN reported a use-after-free: BUG: KASAN: Use-after-free in devicedel+0xb5b/0xc60. A read of size 8 at address ffff888008655050 was performed by the task rmmod/387. CPU: 2;...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: igb: Do not free qvector unless a new one was allocated. Avoid potential use-after-free conditions under memory pressure. If kzalloc fails, qvector will be freed, but it will remain in the original adapter-qvectorvidx array...

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: PM: runtime: Fixed a race condition related to device removal The following code in pmruntimework may cause dereferencing of the dev-parent pointer after the parent device has been freed: c / Maybe the parent is now able to...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: kernfs: A use-after-free issue has been fixed in kernfsremove. Syzkaller managed to trigger concurrent calls to kernfsremovebynamens for the same file, resulting in a KASAN detected use-after-free. This race condition occurs...

Astra Linux – Vulnerability in WebKit2GTK

In WebKitGTK before 2.32.4, there is a use-after-free in WebCore::ContainerNode::firstChild, a different vulnerability than CVE-2021-30889...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: libsas: Fixed a use-after-free bug in smpexecutetasksg When executing an SMP task fails, the smpexecutetasksg function calls deltimer to delete the “slowtask-timer” timer. However, if the timer handler sastaskinternaltimedo...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Media: Davinci: VPif – Fix for use-after-free on driver unbind. The driver allocates and registers two platform device structures during the probe phase, but these devices are never deregistered during driver unbind. This results...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Firmware: armscmi: Fixed a double-free operation in the OPTEE transport. Channels can be shared between protocols; avoiding the need to free the same descriptor twice when unloading the stack...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: RDMA/siw: Fixed a use-after-free in siwaccept siwaccept looks up the QP provided by the user space. If that QP is already in RTS, the function jumps to error cleanup before associating the incoming CEP with it. The cleanup checks...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: btrfs: Fixed an assertion issue when building the free space tree. When building the free space tree with the block group tree feature enabled, an assertion failure may occur like this: BTRFS info device loop0 state M: rebuilding...

Astra Linux – Vulnerability in libxml2

The xmlXIncludeAddNode function in xinclude.c within libxml2, prior to version 2.11.0, has a use-after-free issue...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: In the mm/pagealloc function, the clearpage-private operation is performed in freepagesprepare. Several subsystems slub, shmem, ttm, etc. use page-private, but they do not clear it before freeing pages. When these pages are later...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: smb: Client: Fixed a potential Use-after-Free UAF in isvalidoplockbreak. Skipped sessions that are being torn down status == SESEXITING to avoid UAF...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: misc: fastrpc: Do not remove the map from createprocess and devicerelease. Do not remove the map from the list during the error handling in fastrpcinitcreateprocess. Instead, call fastrpcmapput to avoid a use-after-free...