Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: media: coda: A check for kmalloc has been added. Since kmalloc 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 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/omap: fixed the NULL but dereferenced coccicheck error. Fixed the following coccicheck warning: ./drivers/gpu/drm/omapdrm/omapoverlay.c:89:22-25: ERROR: rovl is NULL, but it was dereferenced. The correct value should be ovl-i...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: NFS: Fixed a potential NULL dereference in nfsgetclient. None of the callers is expected to receive a NULL return value from nfsgetclient. Therefore, this code will result in an Oops error. It’s better to return an error pointer....

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: nvme-tcp: Do not access a released socket during error recovery. While the error recovery mechanism is temporarily failing due to reconnect attempts, running the nvme list command causes a kernel NULL pointer derefrence by callin...

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

In the Linux kernel, the following vulnerability has been resolved: serial: 8250port: Check IRQ data before use If the leaf driver wishes to use IRQ polling irq = 0, and the IIR register indicates that an interrupt occurred in the 8250 hardware, the IRQ data can be NULL. In such cases, we need to...

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

In the Linux kernel, the following vulnerability has been resolved: ubi: A possible null-ptr-deref occurred in ubifreevolume. This issue will occur in the following scenario: uifinit ubiaddvolume cdevadd – If this function fails, it will call killvolumes. deviceregister killvolumes – If...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: media: cx23885 – Fixed a nullptrderef bug in bufferprepare and bufferfinish. When the driver calls cx23885riscbuffer to prepare the buffer, the function call dmaalloccoherent may fail, resulting in an empty buffer risc-cpu. Later...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: s390/dasd: Fixed the issue of invalid dereferencing of indirect CCW data pointers. The issue involved invalid dereferencing of the indirect CCW data pointer in the dasdeckddumpsense function. This caused a kernel panic in certain...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: net: arcnet: com20020: Fixed nullptrderef in com20020pciprobe During driver initialization, the pointer to card info is required—specifically, the variable ‘ci’. However, the definition of ‘com20020pciidtable’ indicates that this...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ext4: Do not allow journal inode to have the encrypt flag Mounting a filesystem whose journal inode has the encrypt flag causes a NULL dereference in fscryptlimitioblocks when the ‘inlinecrypt’ mount option is used. The problem i...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: rvdso: In the vdsojointimens function, a NULL reference was corrected when using vfork. The testing results are as follows in the kernel log: 6.838454 Unable to handle kernel access to user memory without uaccess routines at...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: HID: pidff: Fix for the condition effect bit clearing issue As reported by MPDarkGuy on Discord, NULL pointer dereferencing occurred because not all conditional effect bits were cleared. Properly clear all conditional effect bits...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: pinctrl: canaan: k230: added a NULL check in DT parsing. A NULL check was also added for the return value of ofgetproperty when retrieving the “pinmux” property in the group parser. This prevents a potential NULL pointer...

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

A null pointer dereference vulnerability was discovered in the function ath10kwmitlvoppullmgmttxcomplev within drivers/net/wireless/ath/ath10k/wmi-tlv.c in the Linux kernel. This issue could be exploited to cause a denial of service attack...

Astra Linux – Vulnerability in gpac

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

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

A null pointer dereference vulnerability was discovered in the nftdynsetinit function in net/netfilter/nftdynset.c within nftables in the Linux kernel. This issue may allow a local attacker with the CAPNETADMIN user privilege to trigger a denial of service attack...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: usb: typec: tcpm: A NULL pointer dereference has been fixed in tcpmpdsvdm. It is possible that typecregisterpartner returns ERRPTR upon failure. When port-partner results in an error, a NULL pointer dereference may occur, as show...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: mac80211: mlme: Fixed the issue where a null pointer dereference occurred when association with an AP without a link 0 failed. If the association with an AP without a link 0 fails, we may crash during tracing. This occurs...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ceph: Always call cephShiftUnusedFoliosLeft The function cephProcessFolioBatch sets the folioBatch entries to NULL, which is an illegal state. Before folioBatchRelease crashes due to this API violation, the function...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: avoid a NULL dereference with unsupported widgets If an IPC4 topology contains an unsupported widget, its .moduleinfo field will not be set. As a result, sofipc4routesetup will cause a kernel error when attempting to...