Astra Linux – Vulnerability in pcre2

A out-of-bounds read was discovered in PCRE before version 10.34, where the pattern \X was JIT-compiled and used to match specially crafted subjects in non-UTF mode. Applications that use PCRE to parse untrusted input may be vulnerable to this flaw, as it could allow an attacker to cause the...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: The possibility of a Use-after-Free condition arises when selecting an endpoint. The functions selectlocaladdress and selectsignaladdress both select an endpoint from a list within the RCU-protected section. However,...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15

In the Linux kernel up to version 6.3.1, a use-after-free issue in Netfilter’s nftables module arises when processing batch requests. This allows unprivileged local users to obtain root privileges. The issue occurs due to improper handling of anonymous sets...

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

In the Linux kernel, the following vulnerability has been resolved: nilfs2: A use-after-free bug in nilfsroot has been fixed in nilfsevictinode. During the unmount process of nilfs2, nothing holds the nilfsroot structure after nilfs2 detaches its writer in nilfsdetachlogwriter. However, since...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Bonding: Annotate the data races around slave-lastrx. slave-lastrx and slave-targetlastarprx... can be read and written without locking. Add READONCE and WRITEONCE annotations. syzbot reported: BUG: KCSAN: Data race in...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mctp i2c: Initializing the event handler for read bytes A value of 0xff was set for I2C reads of the mctp-i2c device. Otherwise, reads will return “val” from the I2C bus driver. For I2c-aspeed and i2c-npcm7xx, this represents an...

Astra Linux – Vulnerability in Chromium

In V8, reading out of bounds in Google Chrome before version 149.0.7827.53 allowed a remote attacker to obtain potentially sensitive information from process memory through a crafted HTML page. Chromium security severity: Medium...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Net: Restrict SOREUSEPORT to inet sockets. After the bug was identified, crypto sockets could accidentally be destroyed due to a RCU call back, as discovered by zyzbot 1. Attempting to acquire a mutex in an RCU callback is not...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: jfs: fixed a slab-out-of-bounds read in eaget During the “sizecheck” step in eaget, the code checks whether the extended attribute list xattr size matches easize. If not, it logs “eaget: invalid extended attribute” and calls...

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: e1000: fixed an out-of-bounds error in e1000tbishouldaccept In e1000tbishouldaccept, we read the last byte of the frame via “datalength - 1” to evaluate the TBI workaround. If the descriptor’s reported length is zero or greater...

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: net: hamradio: 6pack: fixed an issue with uninit-value in sixpackreceivebuf The sixpackreceivebuf function does not properly skip bytes that occur due to TTY error flags. The while loop iterates through the flags buffer but never...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fs: hfsplus: removing WARNON from hfspluscatread,writeinode. The syzbot tool encounters WARNON in hfspluscatread,writeinode, where a crafted filesystem image may contain invalid lengths. These conditions do not constitute kernel...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ipv6: prevented possible UAF in ip6xmit If skbexpandhead returns NULL, the skb has been freed, and the associated dst/idev may also have been freed. We must use rcureadlock to prevent possible UAF...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: libceph: Two unsafe bare decode operations in decodelockers were fixed. The decodelockers function in clslockclient.c contains two bare decode operations that allow a malicious or compromised OSD to trigger a slab-out-of-bound...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: The boundattroff variable in UpdateResidentValue was corrected to use dataoff. In the UpdateResidentValue function in doaction, lrh-attroff and lrh-redolen originate from the disk-based LRH structure. When aoff + dlen...

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

In the Linux kernel, the following vulnerabilities have been resolved: ELF: fixed the double read of kernel.randomizevaspace. The ELF loader uses “randomizevaspace” twice. This is a sysctl setting that can be changed at any time; therefore, two reads could potentially access different values,...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: The IORINGOPREAD function did not correctly handle the provided buffer list when the read I/O operation returned a value less than 0 except for the -EAGAIN and -EIOCBQUEUED returns. This could lead to a potential “use-after-free”...

Astra Linux – Vulnerability in tar

GNU Tar version 1.34 has a one-byte out-of-bounds read operation that allows for the use of uninitialized memory during a conditional jump. Exploitation to alter the control flow has not been demonstrated. The issue occurs in the fromheader section of the list.c file, due to a V7 archive where...

Astra Linux – Vulnerability in p7zip

Ppmd7.c in 7-ZIP before 23.00 allows for integer underflow and invalid read operations due to a crafted 7Z archive...

Astra Linux – Vulnerability in freerdp2

FreeRDP is a free implementation of the Remote Desktop Protocol RDP, released under the Apache license. The affected versions have a flaw in offset validation, which can lead to an out-of-bounds read. In the libfreerdp/codec/rfx.c file, there is no validation for the offsets in tile-quantIdxY,...