UBUNTU-CVE-2019-19767
The Linux kernel before 5.4.2 mishandles ext4_expand_extra_isize, as demonstrated by use-after-free errors in __ext4_expand_extra_isize and ext4_xattr_set_entry, related to fs/ext4/inode.c and fs/ext4/super.c, aka CID-4ea99936a163.
02 / AFFECTED SOFTWARE
Affected packages
33 explicit affected versions
3 explicit affected versions
12 explicit affected versions
6 explicit affected versions
38 explicit affected versions
19 explicit affected versions
1 explicit affected versions
44 explicit affected versions
23 explicit affected versions
1 explicit affected versions
1 explicit affected versions
3 explicit affected versions
1 explicit affected versions
10 explicit affected versions
10 explicit affected versions
19 explicit affected versions
18 explicit affected versions
3 explicit affected versions
1 explicit affected versions
36 explicit affected versions
1 explicit affected versions
15 explicit affected versions
23 explicit affected versions
11 explicit affected versions
39 explicit affected versions
43 explicit affected versions
51 explicit affected versions
52 explicit affected versions
1 explicit affected versions
1 explicit affected versions
21 explicit affected versions
39 explicit affected versions
5 explicit affected versions
26 explicit affected versions
1 explicit affected versions
34 explicit affected versions
65 explicit affected versions
29 explicit affected versions
22 explicit affected versions
12 explicit affected versions
4 explicit affected versions
1 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
The Linux kernel before 5.4.2 mishandles ext4_expand_extra_isize, as demonstrated by use-after-free errors in __ext4_expand_extra_isize and ext4_xattr_set_entry, related to fs/ext4/inode.c and fs/ext4/super.c, aka CID-4ea99936a163.
05 / REFERENCES
Further evidence
- https://bugzilla.kernel.org/show_bug.cgi?id=205609
- https://bugzilla.kernel.org/show_bug.cgi?id=205707
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.2
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4ea99936a1630f51fc3a2d61a58ec4a1c4b7d55a
- https://git.kernel.org/linus/4ea99936a1630f51fc3a2d61a58ec4a1c4b7d55a
- https://github.com/torvalds/linux/commit/4ea99936a1630f51fc3a2d61a58ec4a1c4b7d55a
- https://ubuntu.com/security/CVE-2019-19767
- https://ubuntu.com/security/notices/USN-4258-1
- https://ubuntu.com/security/notices/USN-4284-1
- https://ubuntu.com/security/notices/USN-4287-1
- https://ubuntu.com/security/notices/USN-4287-2
- https://www.cve.org/CVERecord?id=CVE-2019-19767