Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: bpf: devmap: provide rxq after redirect The rxq structure contains a pointer to the device from which the redirect occurred. Currently, the BPF program that is executed after a redirect via BPFMAPTYPEDEVMAP does not set this...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: mac802154: fixed the missing INITLISTHEAD in ieee802154ifadd. The kernel fault injection test reports a NULL pointer dereference as follows: BUG: NULL pointer dereferencing in the kernel; address: 0000000000000008 RIP:...

Astra Linux – Vulnerability in Harfbuzz

HarfBuzz is a text shaping engine. Prior to version 12.3.0, there was a null pointer dereference vulnerability in the SubtableUnicodesCache::create function located in src/hb-ot-cmap-table.hh. The function fails to check whether hbmalloc returns NULL before using placement new to construct an...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: rcu/nocb: Fixed an issue where possible invalid rdp-nocbcbkthread pointers could be accessed. During the preparation phase of CPU online operations, if the rdp-nocbcbkthread does not exist, it will be created. This can lead to a...

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: caifvirtio: The incorrect pointer check in cfvprobe has been fixed. delvqs frees virtqueues. Therefore, the pointer cfv-vqtx should be checked for being NULL before calling delvqs. The current implementation is redundant because...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Fixed a possible NULL pointer dereferencing in sndusbpcmhasfixedrate. The argument of the subs function may be NULL; therefore, do not use it before a NULL check...

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...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net, neigh: Fixed the null-ptr-deref in neightableclear. When the IPv6 module is initialized, an error occurs in the middle. This results in a kernel panic with the following error message: KASAN: Nullptrderef in range...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ipv6: ndisc: fix NULL dereference in acceptuntrackedna The acceptuntrackedna function re-fetches the inet6dev using in6devgetdev, and dereferences idev-cnf.acceptuntrackedna without a NULL check. This occurs even though its only...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Null checks for ‘stream’ and ‘plane’ were added before dereferencing them. This commit adds null checks for the ‘stream’ and ‘plane’ variables in the dcn30applyidlepoweroptimizations function. These variables wer...

Astra Linux – Vulnerability in DjVuLibre

DjVuLibre 3.5.27 has a NULL pointer dereference in the function DJVU::filterfv at IW44EncodeCodec.cpp...

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

In the Linux kernel, the following vulnerability has been resolved: drm/arm/malidp: fixed a possible null pointer dereferencing issue. In malidpmwconnectorreset, new memory is allocated using kzalloc, but no checks are performed. To prevent null pointer dereferencings, ensure that mwstate is...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: as3722getregulatordtdata: fixed the issue where ofnodeput was called prematurely, resulting in a dangling ofnode pointer. In as3722getregulatordtdata, the ofgetchildbyname function acquires a reference to np, which is then assign...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Net: ravb: avoid dereferencing an invalid PTP clock. The PTP clock is unavailable before the first operation; therefore, querying its index may lead to dereferencing a NULL pointer. Registration failures may also leave an error...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ALSA: gus: check the return value of sndctlnew1 The sndctlnew1 function may return NULL when memory allocation fails. The sndgf1pcmvolumecontrol function does not check the return value before dereferencing kctl-id.index, whic...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ASoC: xilinx: formatterpcm: fixed the streamdata leak upon open failure In xlnxformatterpcmopen, streamdata is allocated, and adata-playstream or adata-capturestream is assigned early. If a subsequent function, such as...

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: fbdev: The issue was fixed by correcting fbsetvar to prevent a null-ptr dereference in fbvideomodetovar. If fbaddvideomode in fbsetvar fails to allocate memory for fbvideomode, it may lead to a null-ptr dereference in...

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: media: af9005: Fix null-ptr-deref in af9005i2cxfer In af9005i2cxfer, msg is controlled by the user. When msgi.buf is null and msgi.len is zero, previous checks on msgi.buf will still be performed. Malicious data will eventually...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iommu/omap: Fixed a regression in the probe for NULL pointer dereferencing. The commit 3f6634d997db “iommu: Use the correct method to retrieve iommuops” started causing a NULL pointer dereference for some omap variants:...

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: netlabel: Fixed a NULL pointer exception caused by CALIPSO on IPv4 sockets. When calling netlblconnsetattr, addr-safamily is used to determine the function’s behavior. If sk is an IPv4 socket, but the connect function is called...