Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: tipc: skblinearize the head skb when reassembling msgs It’s not a good idea to append the frag skb to a skb’s fraglist if the fraglist already contains skbs from elsewhere. For example, this frag skb was created by pskbcopy, wher...

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: md/bitmap: fixed the GPF issue in writepage caused by the resize race. A General Protection Fault occurs in writepage during array resizing: RIP: 0010:writepage+0x22b/0x3c0 mdmod This is a use-after-free race between...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: dm thin: Fixed a UAF in runtimersoftirq When dmresume and dmdestroy are executed concurrently, it will lead to a UAF, as follows: Bug: KASAN: Use-after-free in runtimers+0x173/0x710 A 8-byte value is written to the address...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: 9p: Added missing locking around accessing the dentry fid list. Fixed a use-after-free issue when a thread accesses the dentry’s dfsdata fid list while another thread unlinks it from the dentry. UAF thread issues: - refcountt:...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ntfs: fix use-after-free in ntfsattrfind Patch series "ntfs: fix bugs about Attribute", v2. This patchset fixes three bugs relative to Attribute in record: Patch 1 adds a sanity check to ensure that, attrsoffset field in first mf...

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: media: em28xx: Fix for use-after-free in em28xxv4l2open The em28xxv4l2open function reads dev-v4l2 without holding the dev-lock. This creates a race condition that can lead to errors in em28xxv4l2init and em28xxv4l2fini. Both...

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

In the Linux kernel, the following vulnerabilities have been resolved: TLS: Fixed a race condition between the async notify and socket close operations. The thread that submitted the request the one that called recvmsg/sendmsg may exit as soon as the async crypto handler’s call completes. Any cod...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mctp: Route lookups now perform under a RCU read-side lock. Our current route lookups mctproutelookup and mctproutelookupnull traverse the network’s route list without holding the RCU read lock. This means that the route lookups...

Astra Linux – Vulnerability in freerdp3, freerdp2

FreeRDP is a free implementation of the Remote Desktop Protocol. The ainputsendinputevent function caches the channelcallback in a local variable and then uses it without synchronization. A concurrent closure of a channel can free or reinitialize the callback, resulting in an use-after-free...

Astra Linux – Vulnerability in Chromium

Using WebCodecs with “after free” before version 149.0.7827.103 allowed a remote attacker to execute arbitrary code within a sandbox through a crafted HTML page. Chromium security severity: High...

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: usb: gadget: udc: bdc: releasing free IRQ resources and draining funcwakenotify before teardown. The Broadcom BDC UDC driver registers its IRQ handler using devmrequestirq in bdcudcinit. As a result, the IRQ is released by devm...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: dax: Fixed the issue where daxmappingrelease was called after the free operation. A test using CONFIGDEBUGKOBJECTRELEASE to remove a device-related dax region e.g., using modprobe -r daxhmem results in the following output:...

Astra Linux – Vulnerability in Chromium

The use of “after free” in Accessibility in Google Chrome before version 152.0.7977.65 allowed a remote attacker to leverage social engineering to execute arbitrary code outside the sandbox through UI interaction. Chromium security severity: High...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ksmbd: The issue related to “slab-use-after-free” in smb3preauthhashrsp has been fixed. The function ksmbdusersessionput should be called under smb3preauthhashrsp. This will prevent freeing a session before calling...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: i3c: master: Fixed the error path in deviceregister When deviceregister fails in i3cmasterregisternewi3cdevs, putdevice is called to release the reference taken by deviceregister. This releases the last reference, allowing the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ata: libata-transport: fixed error handling in atatdevadd In atatdevadd, the return value of transportadddevice is not checked. As a result, a null-ptr-deref occurs when removing the module, because transportremovedevice is calle...

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: PCI: Endpoint – Fix for handling the configfs group list head The use of listdel on the epfgroup field of struct pciepfdriver in pciepfremovecfs is incorrect. This field is a list head, not a list entry. This listdel call trigger...

Astra Linux – Vulnerability in Chromium

Before version 150.0.7871.47, using “After Free” in Google Chrome’s views allowed a remote attacker to potentially exploit heap corruption by using a crafted HTML page, as long as that attacker could convince a user to perform certain UI gestures. Chromium security severity: Critical...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: dm thin: Fixed a use-after-free crash in dmsmregisterthresholdcallback. Reports of faults injecting into the pool metadata device: - BUG: KASAN: Use-after-free in dmpoolregistermetadatathreshold+0x40/0x80. - Reading of size 8 ...

Astra Linux – Vulnerability in Chromium

The use of “after free” in Cast in Google Chrome before version 150.0.7871.128 allowed a remote attacker to execute arbitrary code within a sandbox through a crafted HTML page. Chromium security severity: High...