CVE-2016-6262: canonical ubuntu_linux Out-of-bounds Read
CVSS: 7.5v3.0HighModified
AliasesALPINE-CVE-2016-6262UBUNTU-CVE-2016-6262
Published 07-09-2016Last modified 06-08-2024
Vulnerability summary
CVE-2016-6262 is a high (CVSS 7.5) Out-of-bounds Read vulnerability in canonical ubuntu_linux. EPSS estimates a 6.51% chance of exploitation in the next 30 days, higher than 93.7% of scored vulnerabilities.
CVSS score
7.5/10
010
High · v3.0 (NVD)EPSS score
6.51%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 4 · Related 3Timeline
- 07-09-2016PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
idn in libidn before 1.33 might allow remote attackers to obtain sensitive memory information by reading a zero byte as input, which triggers an out-of-bounds read, a different vulnerability than CVE-2015-8948.
CVSS metrics
4 scores · 3 sources · 2 versionsHigh 7.5Preferred score · NVD (NIST)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NSourcesAll 3 agree
- OSV · AlpineEcosystem advisory · calculated7.5HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- OSV · UbuntuEcosystem advisory · calculated7.5HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Medium 5.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:P/I:N/A:NSourcesSingle source
EPSS trend
Probability
6.51%
Chance of exploitation in the next 30 days
Percentile
94%
Versus all other CVEs
30-day change
0.00 pp
From 6.51% on 19-09-2026
19-09-202619-10-2026
EPSS score6.51%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Alpine1 product
- libidn< 1.33-r0
Canonical1 product
- ubuntu_linuxEOL12.04 | 14.04 | 16.04
Gnu1 product
- libidn≤ 1.32
Ubuntu1 product
- libidn< 1.28-1ubuntu2.1 | < 1.32-3ubuntu1.1
5 vendors · 6 products
References
14 links- lists.opensuse.org/opensuse-updates/2016-08/msg00098.htmlVendor AdvisoryX Refsource SUSEThird Party Advisory
- www.openwall.com/lists/oss-security/2016/07/20/6Mailing ListX Refsource MLISTThird Party AdvisoryREPORT
- lists.opensuse.org/opensuse-updates/2016-08/msg00005.htmlVendor AdvisoryX Refsource SUSEThird Party Advisory
- lists.gnu.org/archive/html/help-libidn/2016-07/msg00009.htmlMailing ListX Refsource MLISTVendor Advisory
- git.savannah.gnu.org/cgit/libidn.git/commit/?id=5e3cb9c7b5bf0ce665b9d68f5ddf095af5c9ba60X Refsource CONFIRMIssue TrackingPatch