CVE-2022-49380

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid f2fsbugon in decvalidnodecount As Yanming reported in bugzilla: https://bugzilla.kernel.org/showbug.cgi?id=215897 I have encountered a bug in F2FS file system in kernel v5.17. The kernel should enable...

CVE-2022-49380 f2fs: fix to avoid f2fs_bug_on() in dec_valid_node_count()

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid f2fsbugon in decvalidnodecount As Yanming reported in bugzilla: https://bugzilla.kernel.org/showbug.cgi?id=215897 I have encountered a bug in F2FS file system in kernel v5.17. The kernel should enable...

CVE-2022-49380

The CVE-2022-49380 entry concerns a Linux kernel F2FS bug where total_valid_block_count/total_valid_node_count could fuzz to zero, leading to a BUG_ON() during dec_valid_node_count() in f2fs_remove_inode_page()/f2fs_evict_inode(). The issue was fixed by printing a warning and changing behavior to...

CVE-2022-49363 f2fs: fix to do sanity check on block address in f2fs_do_zero_range()

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to do sanity check on block address in f2fsdozerorange As Yanming reported in bugzilla: https://bugzilla.kernel.org/showbug.cgi?id=215894 I have encountered a bug in F2FS file system in kernel v5.17. I have uploaded the...

CVE-2022-49363 f2fs: fix to do sanity check on block address in f2fs_do_zero_range()

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to do sanity check on block address in f2fsdozerorange As Yanming reported in bugzilla: https://bugzilla.kernel.org/showbug.cgi?id=215894 I have encountered a bug in F2FS file system in kernel v5.17. I have uploaded the...

CVE-2022-49360

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to do sanity check on totaldatablocks As Yanming reported in bugzilla: https://bugzilla.kernel.org/showbug.cgi?id=215916 The kernel message is shown below: kernel BUG at fs/f2fs/segment.c:2560! Call Trace:...

CVE-2022-49352 ext4: fix warning in ext4_handle_inode_extension

In the Linux kernel, the following vulnerability has been resolved: ext4: fix warning in ext4handleinodeextension We got issue as follows: EXT4-fs error device loop0 in ext4reserveinodewrite:5741: Out of memory EXT4-fs error device loop0: ext4setattr:5462: inode 13: comm syz-executor.0:...

CVE-2022-49349 ext4: fix use-after-free in ext4_rename_dir_prepare

In the Linux kernel, the following vulnerability has been resolved: ext4: fix use-after-free in ext4renamedirprepare We got issue as follows: EXT4-fs loop0: mounted filesystem without journal. Opts: ,errors=continue ext4getfirstdirblock: bh-bdata=0xffff88810bee6000 len=34478 ext4getfirstdirblock:...

CVE-2022-49348 ext4: filter out EXT4_FC_REPLAY from on-disk superblock field s_state

In the Linux kernel, the following vulnerability has been resolved: ext4: filter out EXT4FCREPLAY from on-disk superblock field sstate The EXT4FCREPLAY bit in sbi-smountstate is used to indicate that we are in the middle of replay the fast commit journal. This was actually a mistake, since the...

CVE-2021-47660 fs/ntfs3: Fix some memory leaks in an error handling path of 'log_replay()'

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Fix some memory leaks in an error handling path of 'logreplay' All error handling paths lead to 'out' where many resources are freed. Do it as well here instead of a direct return, otherwise 'log', 'ra' and...

CVE-2022-49279 NFSD: prevent integer overflow on 32 bit systems

In the Linux kernel, the following vulnerability has been resolved: NFSD: prevent integer overflow on 32 bit systems On a 32 bit system, the "len sizeofp" operation can have an integer overflow...

CVE-2022-49276 jffs2: fix memory leak in jffs2_scan_medium

In the Linux kernel, the following vulnerability has been resolved: jffs2: fix memory leak in jffs2scanmedium If an error is returned in jffs2scaneraseblock and some memory has been added to the jffs2summary s, we can observe the following kmemleak report:...

CVE-2022-49220

In the Linux kernel, the following vulnerability has been resolved: dax: make sure inodes are flushed before destroy cache A bug can be triggered by following command $ modprobe ndpmem && modprobe -r ndpmem 10.060014 BUG daxcache Not tainted: Objects remaining in daxcache on kmemcacheshutdown...

CVE-2022-49107

In the Linux kernel, the following vulnerability has been resolved: ceph: fix memory leak in cephreaddir when notelastdentry returns error Reset the lastreaddir at the same time, and add a comment explaining why we don't free lastreaddir when diremit returns false...

CVE-2022-49075 btrfs: fix qgroup reserve overflow the qgroup limit

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix qgroup reserve overflow the qgroup limit We use extentchangeset-byteschanged in qgroupreservedata to record how many bytes we set for EXTENTQGROUPRESERVED state. Currently the byteschanged is set as "unsigned int", and...

PT-2025-8099 · Linux +2 · Linux Kernel +2

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A bug in the Linux kernel has been resolved, specifically in the ext4 file system. The issue occurs when pages are dirtied without properly warning the file system in advance, which ca...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from NFSv4 not initializing nfs4label during referral lookup...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the EXT4FCREPLAY bit being incorrectly used in the sstate, which could lead to memory corruption...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from an issue with the interaction of the waitfordeviceprobe function with deferredprobetimeout, which results in...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the use of mutexlock by the f2fs driver in the statshow function resulting in a hang...