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: HID: picolcd: preventing NULL pointer dereferencing in picolcdsendandwait In picolcdsendandwait, an integer overflow of the signed loop counter ‘k’ could theoretically lead to a NULL pointer dereferencing of ‘rawdata’. If the loo...

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: media: vidtv: Fixed a NULL pointer dereference in vidtvmuxpushsi. syzbot reported a general protection fault in vidtvpsitspsiwriteinto1. vidtvmuxgetpidctx may return NULL, but vidtvmuxpushsi does not check for this before...

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, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: pmdomain: core: Fixed the detach procedure for virtual devices in genpd. If a device is attached to a PM domain using genpddevpmattachbyid, genpd calls pmruntimeenable for the corresponding virtual device that it registers. While...

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 fbnewmodelist function was fixed to prevent a nullptrderef in fbvideomodetovar. info-var, which represents the current mode of a framebuffer, is expected to have a matching entry in info-modelist. The vartodisplay...

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: v: Stop OGMv2 on disabled interfaces When the batadvhardiface is disabled, its meshiface pointer is set to NULL. However, batadvvogmsendmeshif may still dispatch OGM messages via batadvvogmqueueonif for interfaces tha...

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: bla – only unloads claims that have not yet been released. When the batadvblapurgeclaims function processes the list of claims, it only uses an rcureadlock to traverse the hash list. Due to potential parallel operatio...

Astra Linux – vulnerability in linux-5.10, linux-5.15, linux

In the Linux kernel, the following vulnerability has been resolved: rtc: mt6397: check return value after calling platformgetresource This will lead to a null‑ptr‑deref if platformgetresource returns NULL; we must check the return value...

Astra Linux – vulnerability in linux-5.10, linux-5.15, linux

In the Linux kernel, the following vulnerability has been resolved: drm/msm/hdmi: check return value after calling platformgetresourcebyname This will cause a null‑ptr‑deref if platformgetresourcebyname returns NULL; we must check the return value. Patchwork:...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: crypto: ccp - Fix null pointer dereference in sevplatformshutdownlocked The SEV platform device can be shut down using a null pspmaster; for example, by calling DEBUGTESTDRIVERREMOVE. This issue was identified via KASAN: 137.1482...

Astra Linux – vulnerability in linux-5.10, linux-6.1, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Check for hdwq null ptr when cleaning up lpfcvport structure If a call to lpfcsli4readrev from lpfcsli4hbasetup fails, the resulting cleanup routine lpfcsli4vportdeletefcpxriaborted may occur before sli4hba.hdwqs are...

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: RDMA/siw: Fixed a potential NULL pointer dereference during header processing. If siwgethdr returns -EINVAL before setrxfpducontext, qp-rxfpdu can be NULL. The error path in siwtcprxdata dereferences qp-rxfpdu-moreddpsegs...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ixgbevf: added the missing negotiatefeatures operation to the Hyper-V ops table. The commit a7075f501bd3 “ixgbevf: fixed mailbox API compatibility by negotiating supported features” added the.negotiatefeatures callback to...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: eth: bnxt: Features are now recalculated after XDP is disabled, fixing the issue of null dereferencing. Features are recalculated when XDP is disabled. Before: bash ip li set dev eth0 xdp obj xdpdummy.bpf.o sec xdp ip li set dev...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: udf: Fixed NULL pointer dereferencing in the udfsymlink function. In the udfsymlink function, epos.bh is assigned the value returned by udftgetblk. The udftgetblk function is defined in udf/misc.c and returns the value of the...

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: 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 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-5.10, linux-6.1, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: uvc: fix NULL pointer dereference during unbind race Commit b81ac4395bbe “usb: gadget: uvc: allow for application to cleanly shutdown” introduced two stages of synchronization waits totaling 1500ms in uvcfunctionunbi...

Astra Linux – vulnerability in linux-5.10

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix handling of wrong devices during bond netevent The current implementation of the bond netevent handler only checks whether the handled netdev is a VF representative; it fails to verify whether this VF representativ...

Astra Linux – vulnerability in linux-5.10, linux-5.15, linux-6.1

In the Linux kernel, the following vulnerability has been resolved: drm: vc4: Fix possible null pointer dereference In vc4hdmiaudioinit, the function getaddress may return NULL, which is then dereferenced. This bug can be fixed by adding a NULL check. Found by the Linux Verification Center...