Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: btusb: mediatek – Fixed a kernel crash that occurred when releasing the mtk iso interface. When performing reset tests and encountering abnormal card drop issues that lead to a kernel crash, it is necessary to perfo...

SUSE CVE-2026-64545

In the Linux kernel, the following vulnerability has been resolved: net, bpf: check master for NULL in xdpmasterredirect xdpmasterredirect dereferences the result of netdevmasterupperdevgetrcu without a NULL check, but that helper returns NULL when the receiving device has no upper-master...

UBUNTU-CVE-2026-64545

In the Linux kernel, the following vulnerability has been resolved: net, bpf: check master for NULL in xdpmasterredirect xdpmasterredirect dereferences the result of netdevmasterupperdevgetrcu without a NULL check, but that helper returns NULL when the receiving device has no upper-master...

UBUNTU-CVE-2026-64227

In the Linux kernel, the following vulnerability has been resolved: ACPI: driver: Check ACPICOMPANION against NULL during probe Since every platform driver can be forced to match a device that doesn't match its list of device IDs because of devicematchdriveroverride, platform drivers that rely on...

CVE-2026-64480 ALSA: ice1712: check snd_ctl_new1() return value

In the Linux kernel, the following vulnerability has been resolved: ALSA: ice1712: check sndctlnew1 return value sndctlnew1 can return NULL when memory allocation fails. The ice1712 driver calls sndctlnew1 without checking the return value before dereferencing the pointer in multiple places...

EUVD-2026-48869

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7921/mt7925: fix NULL dereference in CSA beacon This patch is based on a BUG as reported by Bongani Hlope at https://lore.kernel.org/all/[email protected]/ When a channel-switch...

CVE-2026-64227

In the Linux kernel, the following vulnerability has been resolved: ACPI: driver: Check ACPICOMPANION against NULL during probe Since every platform driver can be forced to match a device that doesn't match its list of device IDs because of devicematchdriveroverride, platform drivers that rely on...

CVE-2026-64212

CVE-2026-64212 concerns the Linux kernel’s iwlwifi driver, where in iwl_mld_remove_link a NULL pointer check was missing before dereferencing link->fw_id. The linked analysis shows the fw_id is saved at function entry, but the link pointer can be NULL when fw_id is stored, risking a use-after-...

ImageMagick: Heap-use-after-free via XMP profile could result in a crash

Because of a missing null check when parsing an XMP profile a use after free will happen that might result in a crash...

GHSA-QH5G-Q395-CX4J ImageMagick: Heap-use-after-free via XMP profile could result in a crash

Because of a missing null check when parsing an XMP profile a use after free will happen that might result in a crash...

EUVD-2026-45851

In the Linux kernel, the following vulnerability has been resolved: firmware: armffa: Check for NULL FF-A ID table while driver registration The bus match callback assumes that every FF-A driver provides an idtable and dereferences it unconditionally. Enforce that contract at registration time so...

CVE-2026-64166

In the Linux kernel, the following vulnerability has been resolved: firmware: armffa: Check for NULL FF-A ID table while driver registration The bus match callback assumes that every FF-A driver provides an idtable and dereferences it unconditionally. Enforce that contract at registration time so...

CVE-2026-64116

In the Linux kernel, the following vulnerability has been resolved: ipv6: ioam: add NULL check for idev in ipv6hopioam Reported by Sashiko: The function ipv6hopioam accesses in6devgetskb-dev-cnf.ioam6enabled without validating the returned idev pointer. Because addrconfifdown can concurrently cle...

CVE-2026-64116 ipv6: ioam: add NULL check for idev in ipv6_hop_ioam()

In the Linux kernel, the following vulnerability has been resolved: ipv6: ioam: add NULL check for idev in ipv6hopioam Reported by Sashiko: The function ipv6hopioam accesses in6devgetskb-dev-cnf.ioam6enabled without validating the returned idev pointer. Because addrconfifdown can concurrently cle...

CVE-2026-64116

Summary: CVE-2026-64116 fixes a NULL pointer dereference in the Linux kernel IOAM path for IPv6 Hop-by-Hop processing. What was affected: The function ipv6_hop_ioam() could read __in6_dev_get(skb->dev)->cnf.ioam6_enabled without validating the returned idev pointer. During interface teardow...

CVE-2026-53382 media: vidtv: fix NULL pointer dereference in vidtv_mux_push_si

In the Linux kernel, the following vulnerability has been resolved: media: vidtv: fix NULL pointer dereference in vidtvmuxpushsi syzbot reported a general protection fault in vidtvpsitspsiwriteinto 1. vidtvmuxgetpidctx can return NULL, but vidtvmuxpushsi does not check for this before dereferenci...

PT-2026-61483

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the arm ffa firmware component where the bus match callback unconditionally dereferences the id table of FF-A drivers. Because the system assumes every driver provides...

PT-2026-61090

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists in the vcs write function. When the console lock is temporarily released to copy data from userspace, the vc data pointer obtained from vcs vc can become stale. I...

CVE-2026-8075

Mattermost Desktop App versions =6.2 5.5.13 6.0.2.0 fail to properly null check when checking for headers in the Mattermost Desktop App which allows any user to crash another channel members Desktop App via posting a malicious link with an embedded image that misses one of those headers. Mattermo...

CVE-2026-8075 Posting a malicious markdown image crashes the Mattermost Desktop App

Mattermost Desktop App versions =6.2 5.5.13 6.0.2.0 fail to properly null check when checking for headers in the Mattermost Desktop App which allows any user to crash another channel members Desktop App via posting a malicious link with an embedded image that misses one of those headers. Mattermo...