Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-107291)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-107291 advisory. In the Linux kernel, the following vulnerability has been resolved: block/ioctl: prefer different overflow check Running syzkaller with the newly reintroduced signed...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-107323)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-107323 advisory. In the Linux kernel, the following vulnerability has been resolved: udf: Avoid using corrupted block bitmap buffer When the filesystem block bitmap is corrupted, we...

PT-2026-90494

Name of the Vulnerable Software and Affected Versions Concrete CMS versions 9.2.0 through 9.5.2 Description The Area API's 'block-create' endpoint fails to invoke the validate method of the block type controller for submitted data. For blocks that reference files, such as hero image and gallery,...

PT-2026-90300

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the block subsystem where bio-based drivers may fail to check alignment splits, and stacking block drivers may not properly handle misalignment detected after bio...

CVE-2026-89584: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: block: validate user space vectors during extraction The bio-based drivers don't necessarily check the alignment split, and stacking block drivers don't always handle a misalignment detected after submitting the bio. Validate use...

PT-2026-96605

In the Linux kernel, the following vulnerability has been resolved: dm-era: fix shadowed superblock leak on take-snap failure metadata take snap bumps the live superblock refcount and then dm tm shadow block allocates a new block for the metadata snapshot. If the subsequent dm sm inc block of...

CVE-2026-89557: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: md: do overflow check for sb-bblogshift in super1load In super1load, sb-bblogshift is an u8 type value loaded from on- disk superblock. It is used for badblocks API badblocksset by the following sequence, 1930 rdev-badblocks.shif...

PT-2026-96443

In the Linux kernel, the following vulnerability has been resolved: ocfs2: validate rl used against rl count in refcount block validator ocfs2 find refcount rec in rl walks the on-disk refcount record array with: for ; i rf records.rl used; i++ rec = &rb-rf records.rl recsi; ... rl recs lives in ...

PT-2026-96594

In the Linux kernel, the following vulnerability has been resolved: zram: fix out-of-bounds access in read block state read block state calculates nr pages before taking dev lock. If the device is reset and reinitialized with a smaller disksize before lock acquisition, nr pages still describes th...

PT-2026-90292

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A memory leak occurs in the dm-era component during a failed snapshot operation. The metadata take snap function increases the live superblock reference count, and dm tm shadow block...

PT-2026-96426

In the Linux kernel, the following vulnerability has been resolved: md: do overflow check for sb-bblog shift in super 1 load In super 1 load, sb-bblog shift is an u8 type value loaded from on- disk superblock. It is used for badblocks API badblocks set by the following sequence, 1930...

PT-2026-90174

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 7.2.6-1.1 Description An issue exists in the s390/dasd component where the dasd int handler function completes an NRF read of an unallocated ESE track by calling ese read and unconditionally marking the request a...

CVE-2026-68535: Missing Authorization

Concrete CMS Area API's block-create endpoint in versions 9.2.0 to 9.5.2 did not invoke the block type controller's validate method on submitted data, which, for file-referencing blocks such as heroimage and gallery, is where the referenced file is authorized against the user's file-manager...

CVE-2026-81917: Improper Neutralization of Input During Web Page Generation

Concrete CMS below 9.5.3 does not apply HTML output escaping to the file description and tags fields when rendering the Document Library block, so a user with permission to edit file properties could store a script payload that executed in the browser of any visitor to a page displaying the block...

PT-2026-89999

Concrete CMS RSS Displayer block below version 9.5.3 rendered remote feed item titles without HTML escaping, resulting in stored cross-site scripting. An attacker able to control a title in a syndicated feed could execute script in the site origin for any visitor to the affected page, including...

PT-2026-96559

In the Linux kernel, the following vulnerability has been resolved: s390/dasd: Do not complete a failed ESE read as successful dasd int handler completes an NRF read of an unallocated ESE track by calling ese read and unconditionally marking the request DASD CQR SUCCESS. dasd eckd ese read can...

PT-2026-90061

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the DS28E17 1-Wire to I2C bridge where the w1 f19 i2c master transfer function fails to properly validate the length of data received during an I2C M RECV LEN read...

PT-2026-90209

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the ocfs2 component of the Linux kernel where the ocfs2 validate refcount block function fails to validate the rl used and rl count variables against the actual on-dis...

PT-2026-90002

Concrete CMS 9 through 9.5.2 is vulnerable to Missing Authorization in the block alias route Process::alias in concrete/controllers/backend/block/process.php.It does not verify that the referenced block is genuinely orphaned on the target page, nor that the caller holds any permission over the...

CVE-2026-18121 Concrete CMS 9.5.2 and below is vulnerable to an authorization bypass (IDOR) in the Calendar block's frontend event dialog (/ccm/calendar/view_event/{bID}/{occurrence_id}).

Concrete CMS 9.5.2 and below is vulnerable to an authorization bypass IDOR because the frontend calendar lightbox endpoint /ccm/calendar/viewevent/bID/occurrenceid does not verify that the caller is permitted to view the calendar that owns the requested event occurrence. The controller loads the...