Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: BPF: Fixed the bpfxdpstorebytes proto for read-only arguments. While making some maps in Cilium read-only from the BPF side, we noticed that the bpfxdpstorebytes proto is incorrect. In particular, the verifier threw the following...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/core: Correctly check the presence of LSNLATYPEDGID. The netlink response for RDMANLLSOPIPRESOLVE should always contain an LSNLATYPEDGID attribute; it is invalid if it is missing. Properly use the nl parsing logic and cal...

Astra Linux – Vulnerability found in Linux 6.12, 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 xwayland, xorg-server

A flaw was discovered in the X.Org X server. This integer underflow vulnerability, specifically related to the handling of the XKB compatibility map, allows an attacker with local or remote X11 server access to trigger a buffer read overflow. This can lead to memory safety violations and...

Astra Linux – Vulnerability in xwayland, xorg-server

A flaw was discovered in the X.Org X server. This vulnerability, an out-of-bounds read, affects the handling of XKB X Keyboard Extension modifier maps. An attacker with access to the X11 server can exploit this by sending a malformed request, causing the server to read beyond its intended memory...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: Ceph: Fixed a crash in processv2sparseread for encrypted directories. A crash in processv2sparseread for fscrypt-encrypted directories has been reported. This issue occurs in the Ceph msgr2 protocol in secure mode. It can be...

Astra Linux – Vulnerability in Chromium

Insufficient data validation in Media in Google Chrome prior to 147.0.7727.55 allowed a remote attacker to perform an out-of-bounds memory read via a crafted video file. Chromium security severity: Low...

Astra Linux – Vulnerability in Chromium

A out-of-bounds read in Blink within Google Chrome before version 147.0.7727.55 allowed a remote attacker to perform an out-of-bounds memory read through a crafted HTML page. Chromium security severity: Low...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: can: usb8dev: usb8devreadbulkcallback: fixed the URB memory leak. The memory leak was fixed in a similar manner to that in commit 7352e1d5932a “can: gsusb: gsusbreceivebulkcallback: fixed the URB memory leak”. In usb8devopen -...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: tls: Use skdstget and dstdevrcu in getnetdevforsock. getnetdevforsock is called during setsockopt, so it isn’t under RCU. Using skdstgetsk-dev could trigger a Use-After-Forgiving UAF condition. Let’s use skdstget and dstdevrcu...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: jfs: Fixed an issue where uninitialized waitqueues were present in the transaction manager. The initialization of the transaction manager in txInit did not properly initialize TxBlock0.waitor, resulting in a crash when txEnd0 is...

Astra Linux – Vulnerability in exiv2

Exiv2 is a C++ library and a command-line utility for reading, writing, deleting, and modifying Exif, IPTC, XMP, and ICC image metadata. An out-of-bounds read vulnerability was discovered in Exiv2 versions 0.28.5 and earlier. This vulnerability occurs when Exiv2 is used to write metadata into a...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: iomap: Also allocates sdiodonewq for async reads. Since commit 222f2c7c6d14 “iomap: always run error completions in user context”, read error completions are deferred to sdiodonewq. This means that the workqueue also needs to be...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: iomap: The read range is adjusted correctly for positions that are not block-aligned. The iomapadjustreadrange function assumes that the position and length passed in are block-aligned. However, this is not always the case, as...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: can: esdusb: esdusbreadbulkcallback: fixed the URB memory leak. The memory leak was fixed in a similar manner to the issue in commit 7352e1d5932a “can: gsusb: gsusbreceivebulkcallback: fixed the URB memory leak”. In esdusbopen, t...

Astra Linux – Vulnerability in Chromium

Integer overflow in Codecs in Google Chrome prior to version 146.0.7680.178 allowed a remote attacker to perform arbitrary read/write operations through a crafted HTML page. Chromium security severity: High...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: mISDN: Annotated data-race around dev-work dev-work can be read without locking in mISDNread and mISDNpoll. Add READONCE/WRITEONCE annotations. BUG: KCSAN: Data race in mISDNioctl/mISDNread Writing 0xffff88812d848280 4 bytes b...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: Squashfs: Check that the metadata block offset is within the acceptable range. Syzkaller reports a “general protection fault in squashfscopydata”. This issue is ultimately caused by a corrupted index look-up table, which resul...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: nvme: fixed memory allocation in nvmeprreadkeys nvmeprreadkeys takes numkeys from userspace and uses it to calculate the allocation size for rse via structsize. The upper limit is PRKEYSMAX 64K. A malicious or buggy userspace...

Astra Linux – Vulnerability in sssd

A flaw was discovered in the System Security Services Daemon SSSD. The pampasskeychildreaddata function within the PAM passkey responder fails to properly handle raw bytes received from a pipe. Since the data is treated as a NUL-terminated C string without an explicit termination, this leads to a...