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: dm Cache: Prevent BUGON by blocking retries when the cache device fails to resume due to mapping errors. A cache device that fails to resume due to mapping errors should not be retried, as this will leave a partially initialized...

Astra Linux – Vulnerability in Firefox and Thunderbird

Information disclosure in the Networking: Cache component. This vulnerability was fixed in Firefox 143, Firefox ESR 140.3, Thunderbird 143, and Thunderbird 140.3...

Astra Linux – Vulnerability in Squid

Squid is a caching proxy for the Web. Due to a bug related to expired pointer references, Squid versions prior to 6.6 were vulnerable to a Denial of Service attack targeting error responses from the Cache Manager. This vulnerability allowed a trusted client to cause a Denial of Service attack by...

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: nfsd: Ensure that exp remains active before calling svcexportshow. The function eshow was called with protection from RCU. This only ensures that exp will not be freed. As a result, the reference count of exp can drop to zero,...

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: dm cache: Fixed potential out-of-bounds access during the first resume. Out-of-bounds access occurs when the fast device is unexpectedly expanded before the first resume of the cache table. This happens because expanding the fast...

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: dm cache: fix out-of-bounds access to the dirty bitset when resizing dm-cache checks the dirty bits of the cache blocks to be dropped when shrinking the fast device, but an index bug in bitset iteration causes out-of-bounds acces...

Astra Linux – Vulnerability in Chromium

Inappropriate implementation in the cache of Google Chrome prior to version 96.0.4664.45 allowed a remote attacker to leak cross-origin data through a crafted HTML page...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ext4: A bug related to delayed allocation was fixed in ext4clumapped for bigalloc and inline scenarios. When converting files with inline data to extents, delayed allocations made on a file system created with both bigalloc and...

Astra Linux – Vulnerability in Chromium

A heap buffer overflow in BFCache in Google Chrome prior to version 96.0.4664.93 allowed a remote attacker who had compromised the renderer process to potentially exploit heap corruption through a crafted HTML page...

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

In the Linux kernel, the following vulnerability has been resolved: powerpc/rtasflash: Allow user copy to flash block cache objects With hardened usercopy enabled CONFIGHARDENEDUSERCOPY=y, using the /proc/powerpc/rtas/firmwareupdate interface to prepare a system firmware update results in a BUG: ...

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: F2FS: Invalidating the dentry cache when a failed “whiteout” creation occurs F2FS allows for the mounting of file systems with corrupted directory depth values that are clamped to MAXDIRHASHDEPTH at runtime. When RENAMEWHITEOUT...

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

In the Linux kernel, the following vulnerability has been resolved: f2fs: avoided format-overflow warnings With GCC and the W=1 option, there is a warning like this: fs/f2fs/compress.c: In the function ‘f2fsinitpagearraycache’: fs/f2fs/compress.c:1984:47: Error: The ‘%u’ directive is writing 1 to...

Astra Linux – Vulnerability in mbedtls

Before version 2.16.5 of Arm Mbed TLS, attackers could obtain sensitive information an RSA private key by monitoring cache usage during an import process...

Astra Linux – Vulnerability in libhttp-daemon-perl

HTTP::Daemon is a simple HTTP server class written in Perl. Versions prior to 6.15 are vulnerable to a vulnerability that could potentially be exploited to gain privileged access to APIs or corrupt intermediate caches. It’s unclear how severe the risks are; most Perl-based applications are served...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: virtio-gpu: A missing check was fixed to avoid NULL dereferencing. cacheent could potentially be set to NULL inside virtiogpucmdgetcapset, which could lead to a NULL dereferencing due to its recent use i.e., ptr =...

Astra Linux – Vulnerability in Linux

The IBM Power9 AIX 7.1, 7.2, and VIOS 3.1 processors may allow a local user to obtain sensitive information from the data in the L1 cache under certain circumstances. IBM X-Force ID: 189296...

Astra Linux – Vulnerability in Linux, Linux 5.10

Certain Arm Cortex and Neoverse processors, as of 2022-03-08, do not properly prevent cache speculation, also known as Spectre-BHB. Attackers can exploit the shared branch history in the Branch History Buffer BHB to influence mispredicted branches. As a result, cache allocation may allow attacker...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

A known cache speculation vulnerability, known as Branch History Injection BHI or Spectre-BHB, reappears in the new hw AmpereOne. Spectre-BHB is similar to Spectre v2, except that malicious code uses the shared branch history stored in the CPU Branch History Buffer, or BHB to influence mispredict...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: dax: Make sure that inodes are flushed before destroying the cache. A bug can be triggered by executing the following command: $ modprobe ndpmem && modprobe -r ndpmem The following error messages were recorded: 10.060014 BUG...

Astra Linux – Vulnerability in Firefox

Under certain circumstances, the offline cache of a ServiceWorker may have been leaked to the file system when using private browsing mode. This vulnerability affects Firefox versions earlier than 111...