Security Bulletin: Kernel privilege escalation and disclosure Vulnerabilities in Linux in IBM Cloud Pak System[CVE-2026-46300, CVE-2026-46333, CVE-2026-43284]

Summary Multiple vulnerabilities in the Linux kernel affect the underlying operating system used by Platform system Manager PSM and OS Image for Red Hat Enterprise Linux Systems shipped with Cloud Pak System, . These issues include a local privilege escalation flaw in the networking subsystem...

MikroTik RouterOS Path Traversal (CVE-2026-67281)

RouterOS WebFig contains an unauthenticated file-read vulnerability in the /jsproxy path where a newly allocated session retains a stale uninitialized principal pointer used for file authorization. An unauthenticated attacker can prepare the allocator so that the file- serving path dereferences...

Rocky Linux 8 [CIQ] Security Update: bpftool / kernel / kernel-abi-stablelists / kernel-core / etc Multiple Vulnerabilities (crlsa-2026_19666)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202619666 advisory. kernel: Fragnesia is a variant of Dirty Frag vulnerability in the ESP/XFRM leading to Local Privilege Escalation LPE vulnerability in the Linux kernel...

Rocky Linux 8 [CIQ] Security Update: kernel-rt-debug-debuginfo / kernel-rt-debuginfo / etc Multiple Vulnerabilities (crlsa-2026_19664)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202619664 advisory. kernel: Fragnesia is a variant of Dirty Frag vulnerability in the ESP/XFRM leading to Local Privilege Escalation LPE vulnerability in the Linux kernel...

AlmaLinux 9.2 [TuxCare] Security Update: iscsi-initiator-utils / iscsi-initiator-utils-devel / etc Multiple Vulnerabilities (ALMALINUX9.2:CLSA-2026:1787396809)

The AlmaLinux 9.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1787396809 advisory. - An Improper Limitation of a Pathname to a Restricted Directory 'Path Traversal' vulnerability in open- iscsi allows remote MITM...

openSUSE 16 Security Update : open-iscsi (openSUSE-SU-2026:21580-1)

The remote openSUSE 16 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:21580-1 advisory. Update to version 2.1.12.suse+0.8f77cf16: - CVE-2026-44943: improper limitation of pathname to a restricted directory allows remote MITM attacke...

SUSE-SU-2026:23223-1 Security update for open-iscsi

This update for open-iscsi fixes the following issues: Update to version 2.1.12.suse+0.8f77cf16: - CVE-2026-44943: improper limitation of pathname to a restricted directory allows remote MITM attackers to create root-owned files outside the database and inject lines into records bsc1268353. -...

CVE-2026-73585: Insecure Temporary File

A flaw was found in sblim-cmpi-base. Insecure temporary file creation in the provider registration scripts allows a local unprivileged user to perform a symlink attack. By creating a symlink in a world-writable directory, an attacker can redirect privileged writes to an arbitrary file during scri...

CVE-2026-44943

An Improper Limitation of a Pathname to a Restricted Directory 'Path Traversal' vulnerability in open-iscsi allows remote MITM attackers to create root-owned files outside the database and inject lines into the record. This issue affects open-iscsi: from through...

CVE-2026-44943: Improper Limitation of a Pathname to a Restricted Directory

An Improper Limitation of a Pathname to a Restricted Directory 'Path Traversal' vulnerability in open-iscsi allows remote MITM attackers to create root-owned files outside the database and inject lines into the record. This issue affects open-iscsi: from through...

Time-of-check Time-of-use (TOCTOU) Race Condition

Overview Affected versions of this package are vulnerable to Time-of-check Time-of-use TOCTOU Race Condition via the rmrf function. An attacker can delete arbitrary root-owned files by exploiting a race condition between the time a file is checked and the time it is deleted. Remediation There is ...

CVE-2026-59676

A Time-of-check Time-of-use TOCTOU Race Condition vulnerability in seunshare of selinux policycoreutils allows a user calling seunshare that is running in the unconfined SELinux domain to delete arbitrary root-owned files, This issue affects policycoreutils through 3.10...

DEBIAN-CVE-2026-59676

A Time-of-check Time-of-use TOCTOU Race Condition vulnerability in seunshare of selinux policycoreutils allows a user calling seunshare that is running in the unconfined SELinux domain to delete arbitrary root-owned files, This issue affects policycoreutils through 3.10...

EUVD-2026-47888

A Time-of-check Time-of-use TOCTOU Race Condition vulnerability in seunshare of selinux policycoreutils allows a user calling seunshare that is running in the unconfined SELinux domain to delete arbitrary root-owned files, This issue affects policycoreutils through 3.10...

CVE-2026-59676

This CVE concerns a TOCTOU race in the seunshare utility of policycoreutils (up to version 3.10) that lets a user in the unconfined SELinux domain delete arbitrary root-owned files. Affected component: seunshare within policycoreutils; root cause: TOCTOU race enabling local file deletion via rm_r...

CVE-2026-59676 Local File Deletion Attack Vector in rm_rf() in seunshare

A Time-of-check Time-of-use TOCTOU Race Condition vulnerability in seunshare of selinux policycoreutils allows a user calling seunshare that is running in the unconfined SELinux domain to delete arbitrary root-owned files, This issue affects policycoreutils through 3.10...

CVE-2026-59676

A Time-of-check Time-of-use TOCTOU Race Condition vulnerability in seunshare of selinux policycoreutils allows a user calling seunshare that is running in the unconfined SELinux domain to delete arbitrary root-owned files, This issue affects policycoreutils through 3.10...

kernel: Read root-owned files as an unprivileged user

A vulnerability was found in the Linux kernel that allows an unprivileged local user to read sensitive files normally restricted to the root user. The flaw occurs during process exit, where a brief window allows an attacker to intercept file access from a privileged process before it fully...

Important: Red Hat Security Advisory: kpatch-patch-4_18_0-553_109_1, kpatch-patch-4_18_0-553_40_1, kpatch-patch-4_18_0-553_53_1, kpatch-patch-4_18_0-553_72_1, and kpatch-patch-4_18_0-553_85_1 security update

An update for multiple packages is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

kernel: Read root-owned files as an unprivileged user

A vulnerability was found in the Linux kernel that allows an unprivileged local user to read sensitive files normally restricted to the root user. The flaw occurs during process exit, where a brief window allows an attacker to intercept file access from a privileged process before it fully...