UBUNTU-CVE-2019-18885
fs/btrfs/volumes.c in the Linux kernel before 5.1 allows a btrfs_verify_dev_extents NULL pointer dereference via a crafted btrfs image because fs_devices->devices is mishandled within find_device, aka CID-09ba3bc9dd15.
02 / AFFECTED SOFTWARE
Affected packages
73 explicit affected versions
33 explicit affected versions
3 explicit affected versions
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191 explicit affected versions
38 explicit affected versions
19 explicit affected versions
1 explicit affected versions
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1 explicit affected versions
1 explicit affected versions
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1 explicit affected versions
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10 explicit affected versions
10 explicit affected versions
19 explicit affected versions
40 explicit affected versions
18 explicit affected versions
36 explicit affected versions
1 explicit affected versions
15 explicit affected versions
23 explicit affected versions
11 explicit affected versions
75 explicit affected versions
2 explicit affected versions
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104 explicit affected versions
51 explicit affected versions
52 explicit affected versions
1 explicit affected versions
1 explicit affected versions
62 explicit affected versions
21 explicit affected versions
39 explicit affected versions
26 explicit affected versions
34 explicit affected versions
82 explicit affected versions
65 explicit affected versions
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29 explicit affected versions
20 explicit affected versions
12 explicit affected versions
4 explicit affected versions
1 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
fs/btrfs/volumes.c in the Linux kernel before 5.1 allows a btrfs_verify_dev_extents NULL pointer dereference via a crafted btrfs image because fs_devices->devices is mishandled within find_device, aka CID-09ba3bc9dd15.
05 / REFERENCES
Further evidence
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=09ba3bc9dd150457c506e4661380a6183af651c1
- https://github.com/bobfuzzer/CVE-2019-18885
- https://github.com/torvalds/linux/commit/09ba3bc9dd150457c506e4661380a6183af651c1
- https://ubuntu.com/security/CVE-2019-18885
- https://ubuntu.com/security/notices/USN-4254-1
- https://ubuntu.com/security/notices/USN-4254-2
- https://ubuntu.com/security/notices/USN-4258-1
- https://ubuntu.com/security/notices/USN-4287-1
- https://ubuntu.com/security/notices/USN-4287-2
- https://www.cve.org/CVERecord?id=CVE-2019-18885