UBUNTU-CVE-2018-13095
An issue was discovered in fs/xfs/libxfs/xfs_inode_buf.c in the Linux kernel through 4.17.3. A denial of service (memory corruption and BUG) can occur for a corrupted xfs image upon encountering an inode that is in extent format, but has more extents than fit in the inode fork.
02 / AFFECTED SOFTWARE
Affected packages
92 explicit affected versions
50 explicit affected versions
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191 explicit affected versions
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72 explicit affected versions
23 explicit affected versions
1 explicit affected versions
1 explicit affected versions
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1 explicit affected versions
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94 explicit affected versions
2 explicit affected versions
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72 explicit affected versions
1 explicit affected versions
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29 explicit affected versions
103 explicit affected versions
88 explicit affected versions
38 explicit affected versions
49 explicit affected versions
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1 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
An issue was discovered in fs/xfs/libxfs/xfs_inode_buf.c in the Linux kernel through 4.17.3. A denial of service (memory corruption and BUG) can occur for a corrupted xfs image upon encountering an inode that is in extent format, but has more extents than fit in the inode fork.
05 / REFERENCES
Further evidence
- https://bugzilla.kernel.org/show_bug.cgi?id=199915
- https://git.kernel.org/pub/scm/fs/xfs/xfs-linux.git/commit/?h=for-next&id=23fcb3340d033d9f081e21e6c12c2db7eaa541d3
- https://github.com/torvalds/linux/commit/23fcb3340d033d9f081e21e6c12c2db7eaa541d3
- https://ubuntu.com/security/CVE-2018-13095
- https://ubuntu.com/security/notices/USN-4904-1
- https://ubuntu.com/security/notices/USN-4907-1
- https://www.cve.org/CVERecord?id=CVE-2018-13095