CVE-2025-68356 — Linux vulnerability
21 documents9 sources
Severity
7.2HIGHOSV
No vectorEPSS
0.0%
top 92.50%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedDec 24
Latest updateApr 6
Description
In the Linux kernel, the following vulnerability has been resolved:
gfs2: Prevent recursive memory reclaim
Function new_inode() returns a new inode with inode->i_mapping->gfp_mask
set to GFP_HIGHUSER_MOVABLE. This value includes the __GFP_FS flag, so
allocations in that address space can recurse into filesystem memory
reclaim. We don't want that to happen because it can consume a
significant amount of stack memory.
Worse than that is that it can also deadlock: for example, in several
places, …