CVE-2026-43249

In the Linux kernel, the following vulnerability has been resolved: 9p/xen: protect xen9pfsfrontfree against concurrent calls The xenwatch thread can race with other back-end change notifications and call xen9pfsfrontfree twice, hitting the observed general protection fault due to a double-free...

CVE-2026-43148

In the Linux kernel, the following vulnerability has been resolved: powerpc/smp: Add check for kcalloc failure in parsethreadgroups As kcalloc may fail, check its return value to avoid a NULL pointer dereference when passing it to ofpropertyreadu32array...

CVE-2026-43271 md-cluster: fix NULL pointer dereference in process_metadata_update

In the Linux kernel, the following vulnerability has been resolved: md-cluster: fix NULL pointer dereference in processmetadataupdate The function processmetadataupdate blindly dereferences the 'thread' pointer acquired via rcudereferenceprotected within the waitevent macro. While the code commen...

CVE-2026-43271

In the Linux kernel, the following vulnerability has been resolved: md-cluster: fix NULL pointer dereference in processmetadataupdate The function processmetadataupdate blindly dereferences the 'thread' pointer acquired via rcudereferenceprotected within the waitevent macro. While the code commen...

CVE-2026-43249

The CVE-2026-43249 entry describes a race in the Linux kernel 9p/xen frontend: xenwatch and backend change notifications can concurrently call xen_9pfs_front_free, causing a double-free and a general protection fault. The fixes guard the teardown path so only a single caller releases the front-en...

CVE-2026-43249

In the Linux kernel, the following vulnerability has been resolved: 9p/xen: protect xen9pfsfrontfree against concurrent calls The xenwatch thread can race with other back-end change notifications and call xen9pfsfrontfree twice, hitting the observed general protection fault due to a double-free...

CVE-2026-43249 9p/xen: protect xen_9pfs_front_free against concurrent calls

In the Linux kernel, the following vulnerability has been resolved: 9p/xen: protect xen9pfsfrontfree against concurrent calls The xenwatch thread can race with other back-end change notifications and call xen9pfsfrontfree twice, hitting the observed general protection fault due to a double-free...

CVE-2026-43215 cifs: Fix locking usage for tcon fields

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix locking usage for tcon fields We used to use the cifstcpseslock to protect a lot of objects that are not just the server, ses or tcon lists. We later introduced srvlock, seslock and tclock to protect fields within the...

CVE-2026-43148

In the Linux kernel, the following vulnerability has been resolved: powerpc/smp: Add check for kcalloc failure in parsethreadgroups As kcalloc may fail, check its return value to avoid a NULL pointer dereference when passing it to ofpropertyreadu32array...

CVE-2026-43148

The CVE-2026-43148 issue concerns the Linux kernel, specifically the powerpc/smp code path for parse_thread_groups(). A missing check for the return value of kcalloc() could allow a NULL pointer dereference when the allocation result is later used by of_property_read_u32_array(). The vulnerabilit...

CVE-2026-43148

In the Linux kernel, the following vulnerability has been resolved: powerpc/smp: Add check for kcalloc failure in parsethreadgroups As kcalloc may fail, check its return value to avoid a NULL pointer dereference when passing it to ofpropertyreadu32array...

Apache::Session::Generate::ModUniqueId 安全漏洞

Apache::Session::Generate::ModUniqueId is a session ID generation module developed by RRWO’s individual developers. There are security vulnerabilities in the version 1.54 to 1.94 of Apache::Session::Generate::ModUniqueId. These vulnerabilities stem from the use of the UNIQUEID environment variabl...

PT-2026-37488

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference can occur in the powerpc/smp component when the kcalloc function fails to allocate memory. This happens because the return value of kcalloc is not checked befo...

Linux Distros Unpatched Vulnerability : CVE-2026-43271

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - md-cluster: fix NULL pointer dereference in processmetadataupdate The function processmetadataupdate blindly dereferences the 'thread' pointer acquired via...

libwebp: Fix of 6 CVEs

CVE-2018-25009: fix out-of-bounds read in GetLE16 by validating VP8X chunk size - CVE-2018-25010: fix heap-based buffer overflow in ApplyFilter by limiting filter radius to image dimensions - CVE-2018-25011: fix heap-based buffer overflow in PutLE16 by rejecting multiple image chunks in ANMF...

tornado-python: Tornado: Denial of Service via large multipart bodies

A flaw was found in tornado-python. A remote attacker can exploit this vulnerability by sending a specially crafted, very large multipart body with numerous parts. Because the parsing of these large bodies occurs synchronously on the main thread, it can consume excessive resources, leading to a...

CLSA-2026-1777973188 libwebp: Fix of 6 CVEs

CVE-2018-25009: fix out-of-bounds read in GetLE16 by validating VP8X chunk size - CVE-2018-25010: fix heap-based buffer overflow in ApplyFilter by limiting filter radius to image dimensions - CVE-2018-25011: fix heap-based buffer overflow in PutLE16 by rejecting multiple image chunks in ANMF...

tornado-python: Tornado: Denial of Service via large multipart bodies

A flaw was found in tornado-python. A remote attacker can exploit this vulnerability by sending a specially crafted, very large multipart body with numerous parts. Because the parsing of these large bodies occurs synchronously on the main thread, it can consume excessive resources, leading to a...

PT-2026-37310

Name of the Vulnerable Software and Affected Versions YetAnotherForum.NET YAF.NET versions prior to 4.0.5 YetAnotherForum.NET YAF.NET versions prior to 3.2.12 Description The thread posting and reply feature allows user-supplied content to be stored server-side and rendered on the thread page...

GHSA-QM77-8QJP-4VCM OpenClaw: Slack thread context could include messages from non-allowlisted senders

Summary Before OpenClaw 2026.4.2, Slack thread starter and thread-history context fetched through the API was not filtered by the effective sender allowlist. Messages from non-allowlisted senders could still enter the agent context when an allowlisted user replied in the same thread. Impact A Sla...