CVE-2017-9815
In LibTIFF 4.0.7, the TIFFReadDirEntryLong8Array function in libtiff/tif_dirread.c mishandles a...
In LibTIFF 4.0.7, the TIFFReadDirEntryLong8Array function in libtiff/tif_dirread.c mishandles a malloc operation, which allows attackers to cause a denial of service (memory leak within the function _TIFFmalloc in tif_unix.c) via a crafted file.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
In LibTIFF 4.0.7, the TIFFReadDirEntryLong8Array function in libtiff/tif_dirread.c mishandles a malloc operation, which allows attackers to cause a denial of service (memory leak within the function _TIFFmalloc in tif_unix.c) via a crafted file.
- Record
CVE-2017-9815- CVSS 3.0
- 6.5 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:N/A:P - Weakness
- CWE-772
- Updated
- 2026-11-02
CVE List No score
In LibTIFF 4.0.7, the TIFFReadDirEntryLong8Array function in libtiff/tif_dirread.c mishandles a malloc operation, which allows attackers to cause a denial of service (memory leak within the function _TIFFmalloc in tif_unix.c) via a crafted file.
- Record
CVE-2017-9815- Updated
- 2026-11-02
EUVDEUVD-2017-18730 No score
In LibTIFF 4.0.7, the TIFFReadDirEntryLong8Array function in libtiff/tif_dirread.c mishandles a malloc operation, which allows attackers to cause a denial of service (memory leak within the function _TIFFmalloc in tif_unix.c) via a crafted file.
- Record
EUVD-2017-18730- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-25f6-v77j-jgcf
In LibTIFF 4.0.7, the TIFFReadDirEntryLong8Array function in libtiff/tif_dirread.c mishandles a...
In LibTIFF 4.0.7, the TIFFReadDirEntryLong8Array function in libtiff/tif_dirread.c mishandles a malloc operation, which allows attackers to cause a denial of service (memory leak within the function _TIFFmalloc in tif_unix.c) via a crafted file.
- Record
GHSA-25f6-v77j-jgcf- CVSS 3.0
- 6.5 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Weakness
- CWE-772
- Updated
- 2026-11-02
OSV
In LibTIFF 4.0.7, the TIFFReadDirEntryLong8Array function in libtiff/tif_dirread.c mishandles a malloc operation, which allows attackers to cause a denial of service (memory leak within the function _TIFFmalloc in tif_unix.c) via a crafted file.
- Record
CVE-2017-9815- CVSS 3.0
- 6.5 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVDEBIAN-CVE-2017-9815
In LibTIFF 4.0.7, the TIFFReadDirEntryLong8Array function in libtiff/tif_dirread.c mishandles a malloc operation, which allows attackers to cause a denial of service (memory leak within the function _TIFFmalloc in tif_unix.c) via a crafted file.
- Record
DEBIAN-CVE-2017-9815- CVSS 3.0
- 6.5 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVUBUNTU-CVE-2017-9815
In LibTIFF 4.0.7, the TIFFReadDirEntryLong8Array function in libtiff/tif_dirread.c mishandles a malloc operation, which allows attackers to cause a denial of service (memory leak within the function _TIFFmalloc in tif_unix.c) via a crafted file.
- Record
UBUNTU-CVE-2017-9815- CVSS 3.0
- 6.5 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVUSN-3602-1 No score
tiff vulnerabilities
It was discovered that LibTIFF incorrectly handled certain malformed images. If a user or automated system were tricked into opening a specially crafted image, a remote attacker could crash the application, leading to a denial of service, or possibly execute arbitrary code with user privileges.
- Record
USN-3602-1- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
tiffDebian:12 |
before 4.0.8-1 | 4.0.8-1 |
tiffDebian:13 |
before 4.0.8-1 | 4.0.8-1 |
tiffDebian:14 |
before 4.0.8-1 | 4.0.8-1 |
tiffUbuntu:14.04:LTS |
before 4.0.3-7ubuntu0.8, plus listed versions 4.0.2-4ubuntu34.0.3-5ubuntu14.0.3-64.0.3-6ubuntu14.0.3-7 Show 6 moreShow less4.0.3-7ubuntu0.14.0.3-7ubuntu0.24.0.3-7ubuntu0.34.0.3-7ubuntu0.44.0.3-7ubuntu0.64.0.3-7ubuntu0.7 |
4.0.3-7ubuntu0.8 |
tiffUbuntu:16.04:LTS |
before 4.0.6-1ubuntu0.3, plus listed versions 4.0.3-12.3ubuntu24.0.5-14.0.6-14.0.6-1ubuntu0.14.0.6-1ubuntu0.2 |
4.0.6-1ubuntu0.3 |
tiffUbuntu:14.04:LTS From an advisory covering 27 CVEs |
before 4.0.3-7ubuntu0.8, plus listed versions 4.0.2-4ubuntu34.0.3-5ubuntu14.0.3-64.0.3-6ubuntu14.0.3-7 Show 6 moreShow less4.0.3-7ubuntu0.14.0.3-7ubuntu0.24.0.3-7ubuntu0.34.0.3-7ubuntu0.44.0.3-7ubuntu0.64.0.3-7ubuntu0.7 |
4.0.3-7ubuntu0.8 |
tiffUbuntu:16.04:LTS From an advisory covering 27 CVEs |
before 4.0.6-1ubuntu0.3, plus listed versions 4.0.3-12.3ubuntu24.0.5-14.0.6-14.0.6-1ubuntu0.14.0.6-1ubuntu0.2 |
4.0.6-1ubuntu0.3 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2017-9815 is a medium vulnerability (CVSS 6.5) in Libtiff, published June 22, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.58%, the 75th percentile. Fixed in tiff 4.0.8-1.
References
usn.ubuntu.com/3602-1
securityfocus.com/bid/99235
bugzilla.maptools.org/show_bug.cgi?id=2682
somevulnsofadlab.blogspot.jp/2017/06/libtiffmemory-leak-in-tiffmalloc.html
nvd.nist.gov/vuln/detail/CVE-2017-9815
github.com/advisories/GHSA-25f6-v77j-jgcf
Show 30 moreShow less
security-tracker.debian.org/tracker/CVE-2017-9815
ubuntu.com/security/CVE-2017-9815
cve.org/CVERecord?id=CVE-2017-9815