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: batman-adv: retrieving ethhdr after a potential skb realloc on RX. The pskbmaypull function in the batadv interface’s rx function could reallocate the buffer behind the skb. Variables that pointed to the old buffer need to be...

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: ocfs2: A double-free operation was corrected in userclusterconnect. userclusterdisconnect frees "conn-ccprivate", which is actually "lc". However, the error handling frees "lc" again. Setting "lc" to NULL in this case can prevent...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: - In the ISO function, the serializeisosockcleartimerwithsocketlock function should serialize the execution of isosockcleartimer with the socket lock. - The isosockclose function calls isosockcleartimer before...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: net: qrtr: A refcount bug was fixed in qrtrrecvmsg. Syzbot reported the following bugs: refcountt: Addition of 0; use-after-free. … RIP: 0010:refcountwarnsaturate+0x17c/0x1f0 lib/refcount.c:25 … Call Trace: refcountadd:...

Astra Linux – Vulnerability in Chromium

The use of after-free in Views in Google Chrome before version 152.0.7977.65 allowed a remote attacker to leverage social engineering to potentially execute arbitrary code outside the sandbox through a crafted HTML page. Chromium security severity: Medium...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: objtool: A memory leak has been fixed in the createStaticcallsections function. strdup allocates memory for keyname. We need to release this allocated memory in the following error-prone code paths. Add free to avoid the memory...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Cancel pending work when closing a MIDI substream When closing a USB MIDI output substream, there may still be pending work. This work would eventually access the rawmidi runtime object that is being released. To...

Astra Linux – Vulnerability in Chromium

The use of “after free” in PDFs in Google Chrome before version 149.0.7827.53 allowed a remote attacker who convinced a user to perform certain UI gestures to execute arbitrary code within a sandbox through a crafted PDF file. Chromium security severity: High...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ksmbd: Fix for use-after-free in smb2lock. If smblock-zerolen has a value, the -llist of smblock is not deleted, and flock is an old version. This will cause a use-after-free during error handling routines...

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: cnic: Fixed use-after-free bugs in cnicdeletetask. The original code used canceldelayedwork in cniccmstopbnx2xHW, which does not guarantee that the delayed work item “deletetask” has fully completed if it was already running...

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: ipc: fixed to protect IPCS lookups using RCU. syzbot reported that it discovered a use-after-free vulnerability. 0 0: https://lore.kernel.org/all/[email protected]/ idrforeach is protected by rwsem, but...

Astra Linux – Vulnerability in Chromium

Before version 151.0.7922.109, using “after free” in Payments in Google Chrome allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape through a crafted HTML page. Chromium security severity: High...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: stmmac: Fix for accessing freed irq affinityhint In stmmacrequestirqmultimsi, a pointer to the stack variable cpumask is passed to irqsetaffinityhint. This value is stored in irqdesc-affinityhint, but once...

Astra Linux – Vulnerability in exempi

The XMP Toolkit SDK versions 2020.1 and earlier are affected by a use-after-free vulnerability that could lead to arbitrary code execution in the context of the current user. Exploiting this issue requires user interaction—that is, the victim must open a malicious file...

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: usb: gadget: ftcm: Do not free the command immediately Do not release the command prematurely. Wait for the status completion of the sense status. The command can then be released. Otherwise, we will perform a double-release of t...

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: rds: handling of incoming messages that cross network namespace boundaries The rdsfindbound function looks up the destination socket using a global hashtable keyed solely on addr, port, scopeid. Network namespaces are not part...

Astra Linux – Vulnerability in glibc

The name server caching daemon nscd in the GNU C Library also known as glibc or libc6 versions 2.29 through 2.33 may crash when processing a request for netgroup lookup. This can potentially lead to degraded service or a Denial of Service on the local system. This issue is related to the...

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 – 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...