CVE-2026-93261 locking/lockdep: Fix NULL pointer dereference in __lock_set_class()

In the Linux kernel, the following vulnerability has been resolved: locking/lockdep: Fix NULL pointer dereference in locksetclass registerlockclass can return NULL when the lock class pool is exhausted, graphlock fails, or key validation fails. However, locksetclass uses the return value directly...

CVE-2026-93261 locking/lockdep: Fix NULL pointer dereference in __lock_set_class()

In the Linux kernel, the following vulnerability has been resolved: locking/lockdep: Fix NULL pointer dereference in locksetclass registerlockclass can return NULL when the lock class pool is exhausted, graphlock fails, or key validation fails. However, locksetclass uses the return value directly...

EUVD-2026-86257

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: mgmt: fix 'hdev-discovery.uuids' NULL dereference 'uuidcount' member of struct 'discoverystate' is assigned and read without any locks, so there is a chance of situation when uuidcount != 0, but uuids is NULL and there...

CVE-2026-93247

The Linux kernel contains a NULL pointer dereference vulnerability within the Bluetooth management subsystem. The issue arises because the uuid_count member of struct discovery_state is accessed and modified without proper locking, creating a race condition during hci_update_passive_scan_sync. If...

CVE-2026-93247 Bluetooth: mgmt: fix 'hdev->discovery.uuids' NULL dereference

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: mgmt: fix 'hdev-discovery.uuids' NULL dereference 'uuidcount' member of struct 'discoverystate' is assigned and read without any locks, so there is a chance of situation when uuidcount != 0, but uuids is NULL and there...

CVE-2026-93247 Bluetooth: mgmt: fix 'hdev->discovery.uuids' NULL dereference

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: mgmt: fix 'hdev-discovery.uuids' NULL dereference 'uuidcount' member of struct 'discoverystate' is assigned and read without any locks, so there is a chance of situation when uuidcount != 0, but uuids is NULL and there...

CVE-2026-93236

In the Linux kernel, the following vulnerability has been resolved: media: meson: vdec: fix NULL pointer deref in vdectryfmtcommon When VIDIOCTRYFMT is called with an unsupported pixel format on the OUTPUT queue, vdectryfmtcommon falls back to V4L2PIXFMTMPEG2. However, if a distro has locally...

CVE-2026-93236 media: meson: vdec: fix NULL pointer deref in vdec_try_fmt_common

In the Linux kernel, the following vulnerability has been resolved: media: meson: vdec: fix NULL pointer deref in vdectryfmtcommon When VIDIOCTRYFMT is called with an unsupported pixel format on the OUTPUT queue, vdectryfmtcommon falls back to V4L2PIXFMTMPEG2. However, if a distro has locally...

CVE-2026-93236

The Linux kernel contains a NULL pointer dereference vulnerability within the media: meson: vdec component. When the VIDIOC_TRY_FMT command is invoked with an unsupported pixel format on the OUTPUT queue , the function vdec_try_fmt_common() attempts to fall back to V4L2_PIX_FMT_MPEG2 . In distrib...

CVE-2026-93236 media: meson: vdec: fix NULL pointer deref in vdec_try_fmt_common

In the Linux kernel, the following vulnerability has been resolved: media: meson: vdec: fix NULL pointer deref in vdectryfmtcommon When VIDIOCTRYFMT is called with an unsupported pixel format on the OUTPUT queue, vdectryfmtcommon falls back to V4L2PIXFMTMPEG2. However, if a distro has locally...

EUVD-2026-86241

In the Linux kernel, the following vulnerability has been resolved: media: meson: vdec: fix NULL pointer deref in vdectryfmtcommon When VIDIOCTRYFMT is called with an unsupported pixel format on the OUTPUT queue, vdectryfmtcommon falls back to V4L2PIXFMTMPEG2. However, if a distro has locally...

CVE-2026-93212 nfsd: guard nfsd_serv deref in nfsd_file_net_dispose

In the Linux kernel, the following vulnerability has been resolved: nfsd: guard nfsdserv deref in nfsdfilenetdispose nfsdfilenetdispose is the consumer side of l-freeme: the nfsd service thread loop calls it to drain entries that the filecache garbage collector and shrinker append via...

EUVD-2026-85941

In the Linux kernel, the following vulnerability has been resolved: nfsd: guard nfsdserv deref in nfsdfilenetdispose nfsdfilenetdispose is the consumer side of l-freeme: the nfsd service thread loop calls it to drain entries that the filecache garbage collector and shrinker append via...

CVE-2026-93210

The Linux kernel contains a vulnerability in the SMB client component where the DFS cache is not properly hardened against invalid target hints. Specifically, the get_tgt_name() function returns ERR_PTR(-ENOENT) when ce->tgthint is NULL, while dfs_cache_noreq_update_tgthint() incorrectly assum...

CVE-2026-93210 smb: client: harden DFS cache against invalid target hints

In the Linux kernel, the following vulnerability has been resolved: smb: client: harden DFS cache against invalid target hints Currently, gettgtname returns ERRPTR-ENOENT when ce-tgthint is NULL, and dfscachenorequpdatetgthint assumes ce-tgthint is always valid. In preparation for clearing...

CVE-2026-93210 smb: client: harden DFS cache against invalid target hints

In the Linux kernel, the following vulnerability has been resolved: smb: client: harden DFS cache against invalid target hints Currently, gettgtname returns ERRPTR-ENOENT when ce-tgthint is NULL, and dfscachenorequpdatetgthint assumes ce-tgthint is always valid. In preparation for clearing...

EUVD-2026-85939

In the Linux kernel, the following vulnerability has been resolved: smb: client: harden DFS cache against invalid target hints Currently, gettgtname returns ERRPTR-ENOENT when ce-tgthint is NULL, and dfscachenorequpdatetgthint assumes ce-tgthint is always valid. In preparation for clearing...

openssl: OpenSSL: Denial of Service due to NULL pointer dereference in CMS EnvelopedData processing

A flaw was found in OpenSSL. A remote attacker could exploit this vulnerability by sending a specially crafted Cryptographic Message Syntax CMS EnvelopedData message. During the processing of a KeyTransportRecipientInfo with RSA-OAEP encryption, the system attempts to access an optional parameter...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: SCTP: Stream: Fully roll back denied add-stream states When the request to add a stream ADDOUTSTREAMS is denied, SCTP only reduces the size of the queued chunks and lowers the outcnt value. This leaves the removed stream’s metada...

OPENSUSE-SU-2026:21950-1 Security update for 389-ds

This update for 389-ds fixes the following issues: - CVE-2026-11770: pre-auth LDAP filter injection in CleanAllRUV status check bsc1273133. - CVE-2026-18355: heap buffer overflow in the SASL I/O layer allows a remote authenticated attacker to cause a denial of service or potentially achieve remot...