Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mtdchar: Fixed integer overflow in read/write ioctls. The req.start and req.len variables are u64 values that originate from the user at the beginning of the function. We mask the high 32 bits of req.len, ensuring that its value ...

Astra Linux – Vulnerability in imagemagick

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 7.1.2-15 and 6.9.13-40, a malicious MSL script could trigger a heap-use-after-free vulnerability. The operation element handler replaced and freed the image while the parser continued...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: In the can:usb:etases58x module, the task of anchoring the urb data during the read bulk callback has been corrected. When submitting an urb using the anchoring mechanism, it must be anchored before submission. Otherwise, it coul...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: btrfs: Rejects new transactions if the file system is fully read-only. BUG There is a bug report where a heavily fuzzed file system is mounted with all rescue mount options. This leads to the following warnings during unmount:...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: drbd: fixed the issue of null-pointer dereference during local read operations. In drbdrequestendio, READCOMPLETEDWITHERROR is passed to reqmod with a NULL peerdevice: c reqmodreq, what, NULL, &m; The handler for...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ipmi: ipmb: Initializes the bytes read by the event handler. IPMB does not use i2c reads, but the handler needs to set a value. Otherwise, an i2c read will return an uninitialized value from the bus driver...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: NFS: Automounted file systems should inherit the “ro”, “noexec”, “nodev”, and “sync” flags. When a file system is automatically mounted, it needs to preserve the user-set superblock mount options, such as the “ro” flag...

Astra Linux – Vulnerability in libheif

libheif is a decoder and encoder for HEIF and AVIF file formats. In versions 1.21.2 and earlier, a malformed HEIF sequence file could trigger an out-of-bounds read during core sequence parsing, leading to DoS Denial of Service. A malformed file may have stcoentrycount == 0 meaning no chunks are...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: SCTP: A potential out-of-bounds exception has been prevented in sctptransportupdaterto. SYZBOOT reported a potential out-of-bounds exception 1. The responsible developer added rtoalphamax and set rtobetamax to 1000. It is...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ipv4: route: Prevent rtbindexception from rebinding stale fnhe The packet transmission path of the sit driver calls sittunnelxmit - updateorcreatefnhe. This leads to fnheremoveoldest being called to delete entries that exceed...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: NFSD: Fixed a crash in nfsd4readrelease When tracing is enabled, the tracenfsdreaddone trace point crashes during the pynfs read.testNoFh test...

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...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

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 in freerdp3

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.22.0, the ecamencodercompressh264 function relied on server-controlled dimensions and did not validate the source buffer size, resulting in a out-of-bounds read in swsscale. This vulnerability has been fixed in...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: net: bonding: Fixed a use-after-free in bondxmitbroadcast. bondxmitbroadcast reuses the original skb for the last slave determined by bondislastslave and clones it for others. Concurrent slave enslave/release operations may mutat...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: lib/buildid: Use kernelread for the sleepable context. A bug has been prevented: “BUG: Unable to handle a NULL pointer dereferencing in filemapreadfolio.” For the sleepable context, change freader to use kernelread instead of...

Astra Linux – Vulnerability found in Linux 6.12, 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: ftrace: The soft lockup issue in ftracemoduleenable has been fixed. A soft lockup was observed when loading the amdgpu module. If a module contains many functions that can be traced, multiple calls to kallsymslookup may take too...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: nvmet-fc: Avoid scheduling the deletion of associations twice. When forcibly shutting down a port via the configfs interface, nvmetportsubsysdroplink first calls nvmetportdelctrls, and then nvmetdisableport. Both functions will...

Astra Linux – Vulnerability in Thunderbird

A malicious mail server could send malformed strings with negative lengths, causing the parser to read memory outside the buffer. If a mail server or the connection to a mail server were compromised, an attacker could cause the parser to malfunction, potentially crashing Thunderbird or leaking...