Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: netfs, fscache: This issue prevents Oops exceptions in fscacheputcache. This function dereferences the “cache” object, and then checks whether it is ISERRORNULL. It checks first, and then derefserences the object...

Astra Linux – Vulnerability in gst-plugins-base1.0

GStreamer is a library for constructing graphs of media-handling components. A null pointer dereference has been discovered in the id3v2readsynchuint function, located in id3v2.c. If id3v2readsynchuint is called with a null work-hdr.framedata, the pointer guint8 data is accessed without validatio...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: pinctrl: devicetree: fixed null pointer dereferencing in pinctrldttomap Here is the BUG report by KASAN regarding null pointer dereferencing: BUG: KASAN: nullptrderef in strcmp+0x2e/0x50 A read of size 1 was performed at address...

Astra Linux – Vulnerability in libde265

It was discovered that libde265 v1.0.10 contains a NULL pointer dereference in the ffhevcputhevcepelpixels8sse function located at sse-motion.cc. This vulnerability allows attackers to cause a Denial of Service DoS attack through a crafted input file...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Security issue: Restrict CONFIGZEROCALLUSEDREGS to gcc or clang version 15.0.6. A bug in clang’s implementation of -fzero-call-used-regs can lead to NULL pointer dereferencing see the links above the check for more information...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: In libceph, the error from monhandleauthdone should be returned. Currently, any error from cephauthhandlereplydone is propagated via finishauth, but it is not returned from monhandleauthdone. This results in higher layers...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: rcv: Prevent NULL pointer dereferencing in machinekexecprepare A NULL pointer dereferencing issue was identified in riscv’s machinekexecprepare. In this function, image-segmenti.buf might be NULL, and it may be copied without...

Astra Linux – Vulnerability in libsoup2.4

A flaw was discovered in libsoup, where the soupmessageheadersgetcontentdisposition function is vulnerable to a NULL pointer dereference. This flaw allows a malicious HTTP peer to crash a libsoup client or server that uses this function...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: blk-mq: Fixed the NULL dereference on q-elevator in blkmqelvswitchnone. After acquiring the q-sysfslock, q-elevator may become NULL due to the elevator switch. Fixed the NULL dereference on q-elevator by checking it with a lock...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Bug: Unchecked dereferencing of a NULL pointer in the kernel. Address: 0000000000000000 Causes: - ip6rcvcore net/ipv6/ip6input.c:190:20 - ipv6rcv net/ipv6/ip6input.c:306:8 - processbacklog net.core/dev.c:6186:4 - napipoll...

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: batman-adv: dat: handle forward allocation error The batadvdatforwarddata function calls pskbcopyforclone to duplicate an skb for each DHT candidate. However, it does not check the return value before passing it to the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: NFSv4/pnfs: The key for the data server cache in the NFS version. The nfs4pnfsdsadd function keys the per-net data server cache on the multipath address set alone, and the struct nfs4pnfsds record does not specify a version...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Input: psxpad-spi – Set the driver data before use. The psxpadspisuspend function retrieves the controller state using spigetdrvdata, but the probe never stores this state. As a result, the suspend function dereferences a NULL...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ipv6: Added NULL checks for idev in SRv6 paths. in6devget may return NULL when the device has no IPv6 configuration e.g., when MTU is less than IPV6MINMTU, or after NETDEVUNREGISTER. Added NULL checks for idev returned by...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: TCP: IPv6: Clamping the default advertising MSS to avoid GSOBYFRAGS 0xFFFF. When the MTU is large, ip6defaultadvmss may return IPV6MAXPLEN 65535. This is interpreted by TCP as “mssclamp”, allowing the MSS to reach 65535. However,...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: selinux: Avoid dereferencing sksocket in selinuxsctpbindconnect. selinuxsctpbindconnect dereferences sk-sksocket to pass a struct socket to selinuxsocketbind and selinuxsocketconnecthelper. However, when the hook is invoked fr...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: rds: Fixed the NULL dereference of inet6addrlst when IPv6 is disabled. When booting with the ‘ipv6.disable=1’ parameter, inet6addrlst is never initialized because inet6init exits before addrconfinit is called to initialize it...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fixed the race condition in agent registration for HV VHCA stats The mlx5ehvvhcastatscreate function registers the stats agent through mlx5hvvhcaagentcreate. The helper function publishes the agent in hvvhca-agentstype...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: serial: 8250aspeedvuart: Fixed the potential NULL dereferencing in aspeedvuartprobe. The platformgetresource function may fail and return NULL; therefore, we should better check its return value to avoid NULL pointer dereferencin...

Astra Linux – Vulnerability in gst-plugins-good1.0

GStreamer is a library for constructing graphs of media-handling components. A null pointer dereference vulnerability has been discovered in the gstmatroskademuxupdatetracks function within matroska-demux.c. The vulnerability occurs when the gstcapsisequal function is called with invalid caps...