Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: media: coda: Added a check for codairamalloc. Since codairamalloc may return a NULL pointer, it is better to check the return value to avoid dereferencing a NULL pointer, just like with the other cases...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: MIPS: KVM: Fix for NULL pointer dereferencing After committing change 45c7e8af4a5e3f0bea4ac209 “MIPS: Remove KVMTE support”, we encountered a NULL pointer dereferencing issue when creating a KVM guest: 146.243409 Starting KVM wit...

Astra Linux – Vulnerability in fly-wm

The vulnerability of the fly-kompmgr utility for the fly-wm window manager is related to the manipulation of the zero pointer. Exploiting this vulnerability allows an attacker to cause a service failure...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsfw: fix NULL pointer dereference on shared blocks The oldmethod path in fwclassify calls tcfblockq, and dereferences q-handle. Shared blocks leave block-q as NULL, causing a NULL dereference when an empty clsfw filt...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: In net/rose, there is a fix for a NULL pointer dereferencing issue in rosetransmitlink when reconnecting a socket. Syzkaller reported a bug 1, and the related code can be found at 2. ROSE sockets use four states: TCPCLOSE,...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: md/raid5-cache: fixed null-ptr-deref in r5lFlushStripeToRaid The r5lFlushStripeToRaid function will check whether the list ‘flushingios’ is empty. It will then submit ‘flushbio’. However, r5llogFlushEndio clears the list first, a...

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

In the Linux kernel, the following vulnerability has been resolved: SCSI: QLA2xxx – Fixed potential NULL pointer dereferencing issues. The Klocwork tool reported that “curdsd” might be dereferenced. A fix has been added to validate the pointer before dereferencing it...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ASoC: qcom: Added checks for devmkcalloc. Since devmkcalloc may return NULL, the return value needs to be checked to avoid dereferencing a NULL pointer...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: remoteproc: qcom: q6v5: Fixed a potential null-ptr-deref in q6v5wcssinitmmio The q6v5wcssinitmmio function will call platformgetresourcebyname, which may fail and return NULL. The devmioremap function will use res-start as an...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Driver Core: Fixed a potential nullptrderef in deviceadd. I encountered the following nullptrderef during fault injection testing: BUG: NULL pointer dereferencing in the kernel. Address: 0000000000000058 CPU: 2 PID: 278 Comm:...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: A NULL check was added for the “timing generator” in dcn21setpipe. In the line of u32 otginst = pipectx-streamres.tg-inst;, if pipectx-streamres.tg can be NULL, it relies on the caller to ensure that tg is not NU...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/i915/hdcp: Added a check for the encoder in intelhdcpgetcapability. Sometimes during hotplug scenarios or suspend/resume scenarios, the encoder may not be initialized properly. To prevent null pointer dereferencing in the...

Astra Linux – Vulnerability in gpac

NULL pointer dereferencing in the GitHub repository gpac/gpac before 2.3-DEV...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: fixed the issue of null pointer dereferencing on the pointer csdesc. The pointer csdesc is returned from sndusbfindclocksource; this pointer may be null, resulting in a potential null pointer dereferencing issue...

Astra Linux – Vulnerability in opusfile

A null pointer dereference issue was discovered in the functions opgetdata and opopen1 in opusfile.c. In versions 0.9 through 0.12 of xiph opusfile, this issue allows attackers to cause denial of service or other unspecified impacts...

Astra Linux – Vulnerability in Samba

A flaw was discovered in Samba’s WINS server component when running as an Active Directory Domain Controller. The WINS protocol handlers for certain request types did not properly validate incoming packets, allowing an unauthenticated remote attacker to trigger a NULL pointer dereference and caus...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: L2CAP: Fixed a nullptrderef issue in l2capsockreadycb. Before using a sk pointer, check if it is null. The following issues have also been fixed: KASAN: Nullptrderef in the range 0x0000000000000260-0x000000000000026...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ext4: Publish jinode after initialization The ext4inodeattachjinode function publishes ei-jinode to concurrent users. It used to set ei-jinode before jbd2journalinitjbd inode, allowing a reader to observe a non-NULL jinode with...

Astra Linux – Vulnerability in Vim

NULL pointer dereferencing in the GitHub repository for Vim/Vim before version 9.0.1392...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: cxl: fixed a possible null-ptr-deref in cxlguestinitafu|adapter. If deviceregister fails in cxlregisterafu|adapter, the device is not added. In this case, deviceunregister cannot be called in the error path. Otherwise, a...