Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: f2fs: fixed by removing the unnecessary f2fsbugon function to avoid panics. The verifyblkaddr function will trigger a panic once we introduce a fault into f2fsisvalidblkaddr; this unnecessary f2fsbugon function has been remove...

Astra Linux – Vulnerability in Mariadb 10.3

It has been discovered that MariaDB Server v10.9 and below contains a segmentation fault through the component sql/itemfunc.cc:148...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: thermal/drivers/mediatek/lvtsthermal: Fixed a memory leak in the error handling path. If devmkrealloc fails, then ‘efuse’ is leaking memory. Therefore, it should be freed to avoid the memory leak...

Astra Linux – Vulnerability in htmldoc

A flaw was discovered in htmldoc in v1.9.12 and earlier versions. A stack buffer overflow in the parsetable function in ps-pdf.cxx may allow for the execution of arbitrary code and cause a denial of service attack...

Astra Linux – Vulnerability in exim4

Exim 4 before 4.94.2 allows Integer Overflow to Buffer Overflow, because getstdinput allows unbounded reads that are accompanied by unbounded increases in a certain size variable. NOTE: Exploitation may be impractical due to the execution time required to cause an overflow multiple days...

Astra Linux – Vulnerability in freeglut

It was discovered that freeglut 3.4.0 contains a memory leak due to a memory leak involving the menuEntry variable within the glutAddSubMenu function...

Astra Linux – Vulnerability in cjson

It has been discovered that cJSON v1.7.16 contains a segmentation violation due to the use of the cJSONSetValuestring function in the cJSON.c file...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: virtio/vsock: Fixed an uninit-value issue in virtiotransportrecvpkt KMSAN reported the following uninit-value access issues: ===================================================== BUG: KMSAN: uninit-value in...

Astra Linux – Vulnerability in freeglut

It was discovered that freeglut through version 3.4.0 contains a memory leak due to the memory usage related to the menuEntry variable in the glutAddMenuEntry function...

Astra Linux – Vulnerability in Ruby-Rack

Rack is a modular Ruby web server interface. Carefully crafted headers may cause header parsing in Rack to take longer than expected, potentially leading to a denial-of-service issue. The Accept and Forwarded headers are affected. Ruby 3.2 includes fixes for this problem, so Rack applications tha...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: gpio: mockup: Fixed a NULL pointer dereferencing issue when removing debugfs. We now remove the debugfs entries of the device when unbinding the driver. This now causes a NULL-pointer dereferencing issue at the end of the module,...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: net/sched: taprio: avoid disabling offload when it was never enabled In a rather strange API design decision, qdisc-destroy is called even if qdisc-init never succeeded. This isn’t exclusive to the commit 87b60cfacf9f “netsched:...

Astra Linux – Vulnerability in Linux, Linux 5.10

A flaw in the processing of received ICMP errors such as ICMP fragments and ICMP redirections within the Linux kernel’s functionality was identified. This flaw allows an off-path remote user to quickly scan open UDP ports. This vulnerability enables a remote user to bypass the UDP source port...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: IB/core: A nested deadlock was fixed as part of the ODP flow. This issue was addressed by using mmputasync. From the call trace below, it can be seen that when calling mmput, if the umiemodp-umemmutex is locked as required by...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: cgroup: Added the missing cpusreadlock function to cgroupattachtaskall. The syzbot tool encounters a warning regarding percpurwsemassertheld&cpuhotpluglock when calling cpusetattach 1. This issue was missed because cpusetattach i...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: sched/eevdf: This issue prevents vlag from going out of bounds in reweighteevdf. It was possible for pickeevdf to return NULL, which would lead to a NULL-deref. This issue was caused by entityeligible, which returned a falsely...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mptcp: Prevent BPF from accessing lowat from a subflow socket. Alexei reported the following error: WARNING: CPU: 32, PID: 3276; in net/mptcp/subflow.c:1430; function subflowdataready+0x147/0x1c0. Linked modules: dummy,...

Astra Linux – Vulnerability in exim4

Exim 4 before 4.94.2 has an improper neutralization of line delimiters. Local users can alter the behavior of root processes because a recipient address may contain a newline character...

Astra Linux – Vulnerability in exim4

Exim 4 before 4.94.2 allows exposure of file descriptors to an unintended control sphere, because rdainterpret uses a privileged pipe without the closeonexec flag...

Astra Linux – Vulnerability in Mariadb 10.3

It has been discovered that MariaDB Server v10.7 and earlier contain a global buffer overflow in the decimalbinsize component, which can be exploited through specially crafted SQL statements...

Astra Linux – Vulnerability in Mariadb 10.3

A issue was discovered in the Field::setdefault component of MariaDB Server v10.6 and earlier versions. This issue allows attackers to cause a Denial of Service DoS attack through specially crafted SQL statements...

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: NFS: Fixed potential data corruption issues. We must ensure that the subrequests are reattached to the head before we can retransmit a request. If the head was not on the commit lists, because the server wrote it synchronously...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: The netlink notifier might race to release objects. The commit release path is invoked via callrcu, and it runs without locking to release the objects after the rcu grace period. The netlink notifier handler...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: net: bcmgenet: Use stronger register read/writes to ensure proper ordering. GCC12 seems to be much more efficient in tracking dependencies. It recognizes that relaxed variants are merely normal loads and stores, which is causi...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnetlinkosf: fixed a possible incorrect match in nfosffind. nfosffind incorrectly returns true in case of a mismatch, which leads to copying uninitialized memory areas in nftosf. This can result in leaking stale kerne...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerabilities have been resolved: NFS: Fixed an incorrect limit in the filelayoutdecodelayout function. The value of sizeofstruct nfsfh is two bytes too large, which could lead to memory corruption. The correct value should be NFSMAXFHSIZE, as that is the size...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: Fixed a race condition in hcicmdsyncclear. There is a potential race condition in hcicmdsyncwork and hcicmdsyncclear, which could lead to use-after-free issues. For example, hcicmdsyncwork is added to the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Revert “usb: typec: ucsi: add a common function ucsiunregisterconnectors”. The recent commit 87d0e2f41b8c “usb: typec: ucsi: add a common function ucsiunregisterconnectors” introduced a regression that caused NULL dereferencing...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Netfilter: conntrack – re-fetching of conntrack entries after insertion. In cases where conflicts occur between conntrack entries, the insertion operation can free the skb-nfct field, and set skb-nfct to the already-confirmed...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: zsmalloc: Fixed races between asynchronous zspage free operations and page migration. The asynchronous zspage free worker attempts to lock the entire page list of a zspage, without protecting against page migration. Since page...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: validate BOOT sectorsperclusters When the NTFS BOOT sectorsperclusters field is greater than 0x80, it represents a shift value. Ensure that the shift value is not too large before using it the maximum cluster size for...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ext4: Fix for a use-after-free in ext4renamedirprepare. We encountered the following issue: EXT4-fs loop0: Mounted a filesystem without a journal. Options: , errors=continue. ext4getfirstdirblock: bh-bdata=0xffff88810bee6000,...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: NFSD: preventing integer overflow on 32-bit systems On a 32-bit system, the operation “len sizeofp” can lead to an integer overflow...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: NFSD: prevented underflow in nfssvcdecodewriteargs Smatch reported the issue as follows: fs/nfsd/nfsxdr.c:341 nfssvcDecodeWriteArgs Warning: no lower bound on ‘args-len’ The type of the variable has been changed to unsigned to...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: btrfs: Do not double-complete the bio on errors during compressed reads I encountered some strange panics while fixing the error handling in btrfslookupbiosums. It turns out that the compression process will complete the bio we u...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: nfsd: fixed the NULL dereference in nfs3svcencodegetaclres In error cases, the dentry may be NULL. Before 20798dfe249a, the encoder also checked dentry and dreallyispositivedentry, but I think that was unnecessary—a zero status...

Astra Linux – Vulnerability in Samba

Samba AD DC includes checks when adding service principal names SPNs to an account to ensure that SPNs do not alias with those already in the database. Some of these checks can be bypassed if an account modification re-adds an SPN that was previously present on that account, such as an SPN added...

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: clk: imx: scu: use safe list iterator to avoid a use after free This loop is freeing the variable “clk”, so it needs to use listforeachentrysafe. Otherwise, it will dereference a freed variable to obtain the next item in the loop...

Astra Linux – Vulnerability in Linux

A vulnerability was discovered in aspeedlpcctrlmmap in drivers/soc/aspeed/aspeed-lpc-ctrl.c in the Linux kernel before version 5.14.6. Local attackers who had access to the Aspeed LPC control interface could overwrite memory in the kernel and potentially execute privileged operations, denoted as...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: netfilter: nftables: clone set element expression template The memcpy function breaks when using connlimit in set elements. Use nftexprclone to initialize the connlimit expression list; otherwise, the connlimit garbage collect...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: IB/hfi1: Fixed a panic that occurs when the ipoib sendqueuesize is increased beyond the default value. When the ipoib sendqueuesize is increased, the following panic occurs: RIP: 0010:hfi1ipoibdraintxring+0x45/0xf0 hfi1 Code: 31 ...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Validates the session ID and tree ID in compound requests. The function smb2getmsg in smb2getksmbdtcon and smb2checkusersession always returns the first command in a compound request’s headers. If SMB2TREECONNECTHE is the...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: - UDP: Fixed a race condition between close and udpabort. - Kaustubh reported and diagnosed a panic condition in udpliblookup. The root cause is that udpabort is racing with close. Both functions attempt to acquire the socket...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerabilities have been resolved: ipv6: Fixed KASAN: slab-out-of-bounds read in fib6nhflushexceptions Reported by syzbot: HEAD commit: 90c911ad Merge tag ‘fixes’ of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master git tree:...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerabilities have been resolved: netfilter: nftct: Skip the evaluation of rules for confirmed conntrack entries. The nftctexpectobjeval function calls nfctextadd for confirmed conntrack entries. However, nfctextadd can only be called when !nfctisconfirmed is...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: wl1251: A potential buffer overflow issue in wl1251cmdscan has been fixed. The function wl1251cmdscan calls memcpy without checking the length of the destination buffer. This vulnerability can be mitigated by checking that the...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Wifi: cfg80211 – Fix for buffer overflow in the elem comparison. For vendor elements, the code assumes that 5 octets are present without checking them. Since the element itself has already been checked for compatibility, we only...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: drm/i915: Fixed potential context UAFs. The gemcontextregister function makes the context visible to user space, and a separate thread can trigger the I915GEMCONTEXTDESTROY ioctl command. Therefore, we need to ensure that...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: macsec: Fixed the offload support for the NETDEVUNREGISTER event. The current macsec netdev notify handler handles the NETDEVUNREGISTER event by releasing relevant software resources only. This can lead to resource leaks in...

Astra Linux – Vulnerability in Chromium

Before version 98.0.4758.80, using the "After Free" feature in the Thumbnail Tab Strip in Google Chrome allowed a remote attacker to potentially exploit heap corruption through a crafted HTML page...