libtiff: integer overflow in libtiff/tif_dirwrite.c resulting in an invalid pointer dereference
Published Feb 9, 2019
6.5
MEDIUMCVSS 3.0
EPSS 3.36%
Description
An Invalid Address dereference was discovered in TIFFWriteDirectoryTagTransferfunction in libtiff/tif_dirwrite.c in LibTIFF 4.0.10, affecting the cpSeparateBufToContigBuf function in tiffcp.c. Remote attackers could leverage this vulnerability to cause a denial-of-service via a crafted tiff file. This is different from CVE-2018-12900.
Affected products
No data.
Configuration 2
- 8.0
Configuration 3
- 12.04
- 14.04
- 16.04
- 18.04
- 18.10
No data.
Red Hat Enterprise Linux 5
libtiff
Not affected
Red Hat Enterprise Linux 6
libtiff
Not affected
Red Hat Enterprise Linux 7
libtiff
Not affected
Red Hat Enterprise Linux 8
libtiff
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | libtiff | Not affected | n/a |
| Red Hat Enterprise Linux 6 | libtiff | Not affected | n/a |
| Red Hat Enterprise Linux 7 | libtiff | Not affected | n/a |
| Red Hat Enterprise Linux 8 | libtiff | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This report appears to be a duplicate of CVE-2018-17000. While the crash manifests differently, both vulnerabilities are fixed by the same upstream commit.
References (12)
- http://bugzilla.maptools.org/show_bug.cgi?id=2833 x_refsource_MISCExploitIssue TrackingPatchThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00041.html vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2019-7663 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1677528 Issue Tracking
- https://gitlab.com/libtiff/libtiff/commit/802d3cbf3043be5dce5317e140ccb1c17a6a2d39 x_refsource_CONFIRMPatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/02/msg00026.html mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2019-7663
- https://security.gentoo.org/glsa/202003-25 vendor-advisoryx_refsource_GENTOO
- https://usn.ubuntu.com/3906-1/ vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://usn.ubuntu.com/3906-2/ vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2019-7663
- https://www.debian.org/security/2020/dsa-4670 vendor-advisoryx_refsource_DEBIAN
Change history (0)
No recorded changes yet.