Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: f2fs: A fix was made to avoid using f2fsbugon in f2fsnewnodepage. As reported by Dipanjan Das , syzkaller discovered a bug in f2fs as follows: RIP: 0010:f2fsnewnodepage+0x19ac/0x1fc0 fs/f2fs/node.c:1295 Call Trace: writeallxattrs...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fixed the UAF issue in ksmbdtcpnewconnection. The race that occurs is between the process of handling a new TCP connection and its disconnection. This causes a UAF error in the struct tcptransport structure within the...

Astra Linux – Vulnerability in libde265

It was discovered that Libde265 v1.0.11 contains a heap buffer overflow issue, caused by the derivecollocatedmotionvectors function in the motion.cc file...

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: Staging: iio: frequency: ad9832: fixed division by zero in ad9832calcfreqreg. In the ad9832writefrequency function, clkgetrate might return 0. This can lead to a division by zero when calling ad9832calcfreqreg. The check if fout...

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: batman-adv: The unmanaged ELP worker is removed. The ELP worker needs to calculate new metric values for all “reachable” neighbors via an interface. Some of the metric calculation functions require locks, which may need to be...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrackh323: fix OOB read in decodechoice In decodechoice, the boundary check before getlen uses the variable len, which remains 0 after initialization at the beginning of the function: unsigned int type, ext, len ...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: qcom: A memory leak has been fixed in dwc3qcominterconnectinit. In the alloc Resources for path handle function of oficcget, resources should be released when they are no longer needed. This should be done similarly in...

Astra Linux – Vulnerability in openconnect

OpenConnect 8.09 has a buffer overflow issue, which can lead to a denial of service application crash or potentially cause unspecified other problems, due to the use of crafted certificate data in the getcertname function within gnutls.c...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: usb: catc: enable basic endpoint checking The catcprobe function fills three URBs with hardcoded endpoint pipes without verifying the endpoint descriptors. This occurs as follows: - usbsndbulkpipeusbdev, 1 and...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: nfc: nxp-nci: Fixed a potential memory leak in nxpncisend The nxpncisend function calls nxpncii2cwrite. The skb is only freed when nxpncii2cwrite fails. However, even if nxpncii2cwrite succeeds, the skb is not freed at that...

Astra Linux – Vulnerability in Gdal

GDAL 3.3.0 through 3.4.0 has a heap-based buffer overflow in the PCIDSK::CPCIDSKFile::ReadFromFile function invoked from PCIDSK::CPCIDSKSegment::ReadFromFile and PCIDSK::CPCIDSKBinarySegment::CPCIDSKBinarySegment...

Astra Linux – Vulnerability in binutils

A vulnerability has been discovered in GNU Binutils 2.45. This vulnerability affects the function bfdelfgcrecordvtentry in the file bfd/elflink.c of the Linker component. Manipulation of this function can lead to out-of-bounds reading. Access to local resources is required to carry out this attac...

Astra Linux – Vulnerability in libxml-parser-perl

Versions of XML::Parser from 2.45 onwards for Perl may overflow the pre-allocated buffer size, leading to heap corruption double-free or corruption and crashes. The A:utf8 PerlIO layer, using the parsestream function in Expat.xs, may cause the XML input buffer to overflow. This is because Perl’s...

Astra Linux – Vulnerability in exiv2

Exiv2 0.27.2 allows attackers to cause a crash in the Exiv2::getULong function in types.cpp, when called from Exiv2::Internal::CiffDirectory::readDirectory in crwimageint.cpp. This occurs because there is no validation of the relationship between the total size and the offset and size...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Do not hold the nilock lock when calling truncatesetsize. syzbot reports a hung task during the call to douseraddrfault 1. This occurs because there is a silent deadlock between the PGlocked bit and the nilock lock. Sin...

Astra Linux – Vulnerability in binutils

A vulnerability has been discovered in GNU Binutils 2.45. The affected element is the function elfswapshdr in the bfd/elfcode.h library of the Linker component. Manipulation of this function leads to a heap-based buffer overflow. This attack must be carried out locally. The exploit has been...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ksmbd: The issue related to “slab-use-after-free” in smb3preauthhashrsp has been fixed. The function ksmbdusersessionput should be called under smb3preauthhashrsp. This will prevent freeing the session before calling...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: misc: fastrpc: Do not remove the map from createprocess and devicerelease functions. Do not remove the map from the list during the error handling in fastrpcinitcreateprocess. Instead, call fastrpcmapput to avoid a...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Timers: Fixed a NULL function pointer race condition in timershutdownsync. There is a race condition between timershutdownsync and timerexpiration, which can lead to a WARNON being triggered in expiretimers. The issue occurs...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: TCP: Fixed a data race around sysctltcpearlyretrans. When reading sysctltcpearlyretrans, it can be changed concurrently. Therefore, we need to add READONCE to its reader function...