RLSA-2026:18683 Moderate: libssh security update

libssh is a library which implements the SSH protocol. It can be used to implement client and server applications. Security Fixes: libssh: Double Free Vulnerability in libssh Key Export Functions CVE-2025-5351 libssh: Use of uninitialized variable in privatekeyfromfile CVE-2025-4878 libssh: Write...

RLSA-2026:19357 Important: krb5 security update

Kerberos is a network authentication system, which can improve the security of your network by eliminating the insecure practice of sending passwords over the network in unencrypted form. It allows clients and servers to authenticate to each other with the help of a trusted third party, the...

CVE-2026-46216

A flaw was found in the Linux kernel's drm/xe/hdcp module. When media Graphics Translation GT is disabled via configfs, a NULL pointer dereference can occur in the intelhdcpgsccheckstatus function. This can lead to a kernel pagefault error, resulting in a system crash and a Denial of Service DoS...

Security update for apache2

This update for apache2 fixes the following issues CVE-2026-23918: http2: double free and possible RCE on early reset bsc1263957. CVE-2026-24072: modrewrite elevation of privileges via apexpr bsc1263935. CVE-2026-28780: heap buffer overflow in modproxyajp via ajpmsgcheckheader bsc1264163...

CVE-2026-45104

A flaw was found in MapServer. A remote attacker can exploit this vulnerability by sending a specially crafted Styled Layer Descriptor SLD via the Web Map Service WMS SLDBODY parameter. This can lead to a NULL pointer dereference, causing a Denial of Service DoS condition...

CVE-2026-46222

In the Linux kernel, the following vulnerability has been resolved: media: rockchip: rkcif: Add missing MUSTCONNECT flag to pads The pads missed checks for connected devices which may a null dereference when the stream is enabled. Unable to handle kernel NULL pointer dereference at virtual addres...

EUVD-2026-32815

In the Linux kernel, the following vulnerability has been resolved: octeonepvf: add NULL check for napibuildskb napibuildskb can return NULL on allocation failure. In octepvfoqprocessrx, the result is used directly without a NULL check in both the single-buffer and multi-fragment paths, leading t...

CVE-2026-46127

In the Linux kernel, the following vulnerability has been resolved: RDMA/ocrdma: Don't NULL deref uctx on errors in ocrdmacopypduresp Sashiko points out that pd-uctx isn't initialized until late in the function so all these error flow references are NULL and will crash. Use the uctx that isn't NU...

EUVD-2026-32877

In the Linux kernel, the following vulnerability has been resolved: pseries/papr-hvpipe: Fix null ptr deref in paprhvpipedevcreatehandle commit 6d3789d347a7 "papr-hvpipe: convert paprhvpipedevcreatehandle to FDPREPARE", changed the create handle to FDPREPARE, but it caused kernel null-ptr-deref...

CVE-2026-46118

In the Linux kernel, the following vulnerability has been resolved: pseries/papr-hvpipe: Fix null ptr deref in paprhvpipedevcreatehandle commit 6d3789d347a7 "papr-hvpipe: convert paprhvpipedevcreatehandle to FDPREPARE", changed the create handle to FDPREPARE, but it caused kernel null-ptr-deref...

CVE-2026-46110

CVE-2026-46110 affects the Linux kernel stmmac driver. When RX memory is exhausted, stmmac_rx() could misinterpret descriptors (full vs dirty), risking a NULL pointer dereference and potential kernel panic. The fix adds an explicit check to bail out when the next RX descriptor is dirty before adv...

libceph: Prevent potential null-ptr-deref in ceph_handle_auth_reply()

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rbd: fix null-ptr-deref when device_add_disk() fails

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Bluetooth: L2CAP: Fix null-ptr-deref in l2cap_sock_get_sndtimeo_cb()

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SUSE CVE-2026-45982

In the Linux kernel, the following vulnerability has been resolved: ACPICA: Fix NULL pointer dereference in acpievaddressspacedispatch Cover a missed execution path with a new check...

SUSE CVE-2026-46016

In the Linux kernel, the following vulnerability has been resolved: remoteproc: xlnx: Only access buffer information if IPI is buffered In the receive callback check if message is NULL to prevent possibility of crash by NULL pointer dereferencing...

SUSE CVE-2026-46079

In the Linux kernel, the following vulnerability has been resolved: rbd: fix null-ptr-deref when deviceadddisk fails dorbdadd publishes the device with deviceadd before calling deviceadddisk. If deviceadddisk fails after deviceadd succeeds, the error path calls rbdfreedisk directly and then later...

RHEL 10 : httpd (RHSA-2026:21433)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:21433 advisory. The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server. Security Fixes: httpd: modproxyajp:...

RHEL 9 : httpd (RHSA-2026:21391)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:21391 advisory. The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server. Security Fixes: httpd: modproxyajp:...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the fact that the data-lock mutex is not initialized during Thunderbolt registration using...