Description
In the Linux kernel 4.13 through 4.16.11, ext4_read_inline_data() in fs/ext4/inline.c performs a memcpy with an untrusted length value in certain circumstances involving a crafted filesystem that stores the system.data extended attribute value in a dedicated inode.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- https://usn.ubuntu.com/3752-2/ ↗
- http://www.securityfocus.com/bid/104291 ↗
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1580 ↗
- https://usn.ubuntu.com/3752-3/ ↗
- https://bugzilla.kernel.org/show_bug.cgi?id=199803 ↗
- https://www.exploit-db.com/exploits/44832/ ↗
- https://access.redhat.com/errata/RHSA-2019:0525 ↗
- https://usn.ubuntu.com/3752-1/ ↗