CVE-2022-50300

CVE-2022-50300 affects the Linux kernel's btrfs code, where an extent_map use-after-free can occur in read_one_chunk when handling a missing device and the degraded mount option is absent. The root cause is freeing the extent_map before storing the error code, despite the structure being referenc...

CVE-2022-50300

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix extent map use-after-free when handling missing device in readonechunk Store the error code before freeing the extentmap. Though it's reference counted structure, in that function it's the first and last allocation so...

CVE-2022-50300 btrfs: fix extent map use-after-free when handling missing device in read_one_chunk

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix extent map use-after-free when handling missing device in readonechunk Store the error code before freeing the extentmap. Though it's reference counted structure, in that function it's the first and last allocation so...

CVE-2022-50300: Use After Free

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix extent map use-after-free when handling missing device in readonechunk Store the error code before freeing the extentmap. Though it's reference counted structure, in that function it's the first and last allocation so...

btrfs: don't drop extent_map for free space inode on write error

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Linux Distros Unpatched Vulnerability : CVE-2024-42314

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: btrfs: fix extent map use-after-free when adding pages to compressed bio At addrabiopages we...

Vulnerability of the btrfs_scan_root() function (fs/btrfs/extent_map.c) in the Linux operating system, which allows a hacker to increase their privileges

The vulnerability of the btrfsscanroot function fs/btrfs/extentmap.c in the Linux operating system is related to the use of memory after it is freed. Exploiting this vulnerability can allow an attacker to increase their privileges...

DEBIAN-CVE-2024-45779

An integer overflow flaw was found in the BFS file system driver in grub2. When reading a file with an indirect extent map, grub2 fails to validate the number of extent entries to be read. A crafted or corrupted BFS filesystem may cause an integer overflow during the file reading, leading to a he...

AZL-57552 CVE-2024-45779 affecting package grub2 for versions less than 2.06-15

An integer overflow flaw was found in the BFS file system driver in grub2. When reading a file with an indirect extent map, grub2 fails to validate the number of extent entries to be read. A crafted or corrupted BFS filesystem may cause an integer overflow during the file reading, leading to a he...

CVE-2024-45779

An integer overflow flaw was found in the BFS file system driver in grub2. When reading a file with an indirect extent map, grub2 fails to validate the number of extent entries to be read. A crafted or corrupted BFS filesystem may cause an integer overflow during the file reading, leading to a he...

SUSE CVE-2024-45779

An integer overflow flaw was found in the BFS file system driver in grub2. When reading a file with an indirect extent map, grub2 fails to validate the number of extent entries to be read. A crafted or corrupted BFS filesystem may cause an integer overflow during the file reading, leading to a he...

btrfs: fix extent map use-after-free when adding pages to compressed bio

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SUSE CVE-2024-42314

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix extent map use-after-free when adding pages to compressed bio At addrabiopages we are accessing the extent map to calculate 'addsize' after we dropped our reference on the extent map, resulting in a use-after-free. Fix...

AZL-48018 CVE-2024-42314 affecting package kernel for versions less than 6.6.47.1-1

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix extent map use-after-free when adding pages to compressed bio At addrabiopages we are accessing the extent map to calculate 'addsize' after we dropped our reference on the extent map, resulting in a use-after-free. Fix...

DEBIAN-CVE-2024-42314

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix extent map use-after-free when adding pages to compressed bio At addrabiopages we are accessing the extent map to calculate 'addsize' after we dropped our reference on the extent map, resulting in a use-after-free. Fix...

CVE-2024-42314 btrfs: fix extent map use-after-free when adding pages to compressed bio

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix extent map use-after-free when adding pages to compressed bio At addrabiopages we are accessing the extent map to calculate 'addsize' after we dropped our reference on the extent map, resulting in a use-after-free. Fix...

CVE-2024-42314 btrfs: fix extent map use-after-free when adding pages to compressed bio

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix extent map use-after-free when adding pages to compressed bio At addrabiopages we are accessing the extent map to calculate 'addsize' after we dropped our reference on the extent map, resulting in a use-after-free. Fix...

SUSE CVE-2024-26726

In the Linux kernel, the following vulnerability has been resolved: btrfs: don't drop extentmap for free space inode on write error While running the CI for an unrelated change I hit the following panic with generic/648 on btrfsholesspacecache. assertion failed: blockstart != EXTENTMAPHOLE, in...

DEBIAN-CVE-2024-26726

In the Linux kernel, the following vulnerability has been resolved: btrfs: don't drop extentmap for free space inode on write error While running the CI for an unrelated change I hit the following panic with generic/648 on btrfsholesspacecache. assertion failed: blockstart != EXTENTMAPHOLE, in...

CVE-2024-26726

In the Linux kernel, the following vulnerability has been resolved: btrfs: don't drop extentmap for free space inode on write error While running the CI for an unrelated change I hit the following panic with generic/648 on btrfsholesspacecache. assertion failed: blockstart != EXTENTMAPHOLE, in...