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: openvswitch: Use RCU protection in ovsvportcmdfillinfo. ovsvportcmdfillinfo can be called without RTNL or RCU. Use RCU protection and devnetrcu to avoid potential UAF Use-After-Free errors...

Astra Linux – Vulnerability in Vim

Vim is vulnerable to Use After Free vulnerabilities...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: netfilter: nftables: Fixed a use-after-free in nftablesaddchain. nftablesaddchain publishes the chain to table-chains via listaddtailrcu in nftchainadd, before registering hooks. If nftablesregisterhook fails, the error path...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: i40e: Fixed a use-after-free in i40eclientsubtask. Currently, the call to i40eclientdelinstance frees the object pf-cinst. However, pf-cinst-laninfo is accessed after the object is freed. This issue was fixed by adding the...

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 12.2.1, iOS 15.3.1, and iPadOS 15.3.1, as well as Safari 15.3 versions 16612.4.9.1.8 and 15612.4.9.1.8. Processing maliciously...

Astra Linux – Vulnerability in Thunderbird, Firefox

Parsing a JavaScript module as JSON can, under certain circumstances, lead to cross-compartment access, which may result in a use-after-free vulnerability. This vulnerability has been fixed in Firefox 134, Firefox ESR 128.6, Thunderbird 134, and Thunderbird 128.6...

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: vrf: Use RCU protection in l3mdevl3out. l3mdevl3out can be called without RCU being held: rawsendmsg ippushpendingframes ipsendskb iplocalout iplocalout l3mdevipout Add rcureadlock / rcureadunlock pairs to avoid a potential...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: f2fs: fixed to avoid a use-after-free in f2fsstopgcthread. syzbot reports a f2fs bug as follows: dumpstack, lib/dumpstack.c:88 inline dumpstacklvl+0x241/0x360, lib/dumpstack.c:114 printreport+0xe8/0x550, mm/kasan/report.c:491...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: nfsd: fixed a use-after-free issue due to delegation race conditions A delegation break can occur as soon as we call vfssetlease. A delegation break triggers a callback, which immediately adds the delegation to delrecalllru in...

Astra Linux – Vulnerability in Qemu

A reentrancy issue was discovered in the NVM Express Controller NVME emulation in QEMU. This CVE is similar to CVE-2021-3750. Just like in that case, when the reentrancy trigger the reset function nvmectrlreset, data structures will be freed, leading to a use-after-free vulnerability. A malicious...

Astra Linux – Vulnerability in Qemu

QEMU 4.2.0 has a use-after-free issue in hw/net/e1000ecore.c, as a user of the guest OS can trigger an e1000e packet with the data’s address set to the e1000e’s MMIO address...

Astra Linux – Vulnerability in Chromium

The use of After Free in the Network component in Google Chrome before version 116.0.5845.96 allowed a remote attacker who had induced a browser shutdown to potentially exploit heap corruption through a crafted HTML page. Chromium security severity: High...

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: gfs2: Fixed a slab-use-after-free issue in gfs2qddealloc. In gfs2putsuper, regardless of whether it is withdrawn or not, the quota should be cleaned up using gfs2quotacleanup. Otherwise, the struct gfs2sbd will be freed before...

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: ndisc: Extended RCU protection has been added to ndiscsendskb. The ndiscsendskb function can be called without holding RTNL or RCU. The rcureadlock function must be acquired earlier, so that we can use devnetrcu, and potential...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: net: Fixed a UAF issue in nfqnlnfhookDrop when opsinit fails. When the opsinit function is called to initialize the network, but ops-init fails, data is released. However, the pointer ptr in net-gen becomes invalid. In this...

Astra Linux – Vulnerability in Python 2.7, Python 3.7

A use-after-free exists in Python through version 3.9 via the heappushpop function in the heapq module...

Astra Linux – Vulnerability in Linux

A vulnerability was discovered in the Linux kernel, where a reference count leak occurs in the llcpsockbind function, leading to a use-after-free condition. This could result in privilege escalation...

Astra Linux – Vulnerability in Chromium

Before version 89.0.4389.72, using the "tab search" function in Google Chrome allowed a remote attacker to potentially exploit heap corruption through a crafted HTML page...

Astra Linux – Vulnerability in Chromium

Chromium: CVE-2021-30623 – Use after free in Bookmarks...

Astra Linux – Vulnerability in Firefox and Thunderbird

A malicious web page could have caused a “use-after-free” issue, leading to memory corruption and potentially exploitable crashes. This bug can only be triggered when accessibility is enabled. This vulnerability affects Thunderbird 78.12, Firefox ESR 78.12, and Firefox 90...