CVE-2015-8668: libtiff Out-of-bounds Write
CVSS: 9.8v3.1CriticalModified
AliasesUBUNTU-CVE-2015-8668DEBIAN-CVE-2015-8668
Published 08-01-2016Last modified 06-08-2024
Vulnerability summary
CVE-2015-8668 is a critical (CVSS 9.8) Out-of-bounds Write vulnerability in libtiff. EPSS estimates a 13.72% chance of exploitation in the next 30 days, higher than 96.4% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
9.8/10
010
Critical · v3.1 (NVD)EPSS score
13.72%
0%100%
Medium · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference
Advisory lineage
Upstream 0 · Downstream 7 · Related 3Timeline
- 08-01-2016PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
Heap-based buffer overflow in the PackBitsPreEncode function in tif_packbits.c in bmp2tiff in libtiff 4.0.6 and earlier allows remote attackers to execute arbitrary code or cause a denial of service via a large width field in a BMP image.
CVSS metrics
5 scores · 3 sources · 3 versionsCritical 9.8Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSourcesAll 3 agree
- OSV · UbuntuEcosystem advisory · calculated9.8CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated9.8CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Critical 9.8Preferred score · OSV · Ubuntu (Ecosystem advisory) · calculated from vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSourcesSingle source
High 7.5Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
13.72%
Chance of exploitation in the next 30 days
Percentile
96%
Versus all other CVEs
30-day change
0.00 pp
From 13.72% on 18-09-2026
18-09-202618-10-2026
EPSS score13.72%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (packetstormsecurity.com)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Redhat3 products
- enterprise_linuxEOL6.0 | 7.0
- enterprise_linux_desktop6.0 | 7.0
- enterprise_linux_workstation6.0 | 7.0
Debian1 product
- tiff< 4.0.6-3
Libtiff1 product
- libtiff≤ 4.0.6
Ubuntu1 product
- tiff< 4.0.3-7ubuntu0.6 | < 4.0.6-1ubuntu0.1
5 vendors · 8 products
References
13 links- www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.htmlX Refsource CONFIRMThird Party Advisory
- packetstormsecurity.com/files/135080/libtiff-4.0.6-Heap-Overflow.htmlX Refsource MISCExploitThird Party AdvisoryVDB Entry
- www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.htmlX Refsource CONFIRMThird Party Advisory
- www.securityfocus.com/archive/1/537208/100/0/threadedMailing ListX Refsource BUGTRAQBroken LinkVDB Entry
