CVE-2024-26772

In the Linux kernel, the following vulnerability has been resolved: ext4: avoid allocating blocks from corrupted group in ext4mbfindbygoal Places the logic for checking if the group's block bitmap is corrupt under the protection of the group lock to avoid allocating blocks from the group with a...

CVE-2024-26772 ext4: avoid allocating blocks from corrupted group in ext4_mb_find_by_goal()

In the Linux kernel, the following vulnerability has been resolved: ext4: avoid allocating blocks from corrupted group in ext4mbfindbygoal Places the logic for checking if the group's block bitmap is corrupt under the protection of the group lock to avoid allocating blocks from the group with a...

CVE-2024-26774: Divide By Zero

In the Linux kernel, the following vulnerability has been resolved: ext4: avoid dividing by 0 in mbupdateavgfragmentsize when block bitmap corrupt Determine if bbfragments is 0 instead of determining bbfree to eliminate the risk of dividing by zero when the block bitmap is corrupted...

CVE-2024-26772: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ext4: avoid allocating blocks from corrupted group in ext4mbfindbygoal Places the logic for checking if the group's block bitmap is corrupt under the protection of the group lock to avoid allocating blocks from the group with a...

CVE-2024-26773: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ext4: avoid allocating blocks from corrupted group in ext4mbtrybestfound Determine if the group block bitmap is corrupted before using acbex in ext4mbtrybestfound to avoid allocating blocks from a group with a corrupted block...

DEBIAN-CVE-2021-39520

An issue was discovered in libjpeg through 2020021. A NULL pointer dereference exists in the function BlockBitmapRequester::PushReconstructedData located in blockbitmaprequester.cpp. It allows an attacker to cause Denial of Service...

CVE-2021-39519

An issue was discovered in libjpeg through 2020021. A NULL pointer dereference exists in the function BlockBitmapRequester::PullQData located in blockbitmaprequester.cpp It allows an attacker to cause Denial of Service...

CVE-2021-39520

An issue was discovered in libjpeg through 2020021. A NULL pointer dereference exists in the function BlockBitmapRequester::PushReconstructedData located in blockbitmaprequester.cpp. It allows an attacker to cause Denial of Service...

UBUNTU-CVE-2021-39517

An issue was discovered in libjpeg through 2020021. A NULL pointer dereference exists in the function BlockBitmapRequester::ReconstructUnsampled located in blockbitmaprequester.cpp. It allows an attacker to cause Denial of Service...

UBUNTU-CVE-2021-39520

An issue was discovered in libjpeg through 2020021. A NULL pointer dereference exists in the function BlockBitmapRequester::PushReconstructedData located in blockbitmaprequester.cpp. It allows an attacker to cause Denial of Service...

libjpeg 代码问题漏洞

libjpeg is a free library written entirely in C to handle the JPEG image data format. libjpeg 2020021 and earlier versions of blockbitmaprequester.cpp contain the BlockBitmapRequester::ReconstructUnsampled function is vulnerable to a null pointer dereference. An attacker could exploit this...

Linux kernel 'ext4_valid_block_bitmap' function denial of service vulnerability

Linux kernel is the kernel used by Linux, the open source operating system released by the Linux Foundation in the United States. A security vulnerability exists in the 'ext4validblockbitmap' function in the fs/ext4/balloc.c file in Linux kernel version 4.15.15 and earlier, which stems from the...