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CVE-2015-3165

16
FAUCET Score

CVE-2015-3165 is a double free vulnerability affecting PostgreSQL versions prior to 9.0.20, 9.1.16, 9.2.11, 9.3.7, and 9.4.2, as well as products from Apple, Canonical, and Debian that incorporate these versions. This flaw allows remote attackers to trigger a denial of service (crash) by timing the closure of an SSL session with an authentication timeout. With a CVSS score of 4.3 (AV:N/AC:M/Au:N/C:N/I:N/A:P), it is a medium-severity vulnerability requiring moderate attack complexity and resulting in only availability impact. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
12.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*
14.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
14.10CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:14.10:*:*:*:*:*:*:*
15.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:15.04:*:*:*:*:*:*:*
7.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.3MEDIUM

AV:N/AC:M/Au:N/C:N/I:N/A:P

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
8.57%
Probability of exploitation in next 30 days
EPSS Percentile
94.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0857 is in the 94th percentile among its peer group of 19,958 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (18)

redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 7.1 EUSFixed in: rh-postgresql94-postgresql-0:9.4.4-1.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: postgresql-0:8.4.20-3.el6_6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: postgresql-0:9.2.13-1.el7_1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 6Fixed in: postgresql92-postgresql-0:9.2.13-1.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 6Fixed in: rh-postgresql94-postgresql-0:9.4.4-1.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 6.5 EUSFixed in: postgresql92-postgresql-0:9.2.13-1.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 6.5 EUSFixed in: rh-postgresql94-postgresql-0:9.4.4-1.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 6.6 EUSFixed in: postgresql92-postgresql-0:9.2.13-1.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 6.6 EUSFixed in: rh-postgresql94-postgresql-0:9.4.4-1.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 7Fixed in: postgresql92-postgresql-0:9.2.13-1.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 7Fixed in: rh-postgresql94-postgresql-0:9.4.4-1.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 7.1 EUSFixed in: postgresql92-postgresql-0:9.2.13-1.el7
View patch
ubuntuvendor investigatingvia nvd_reference
View patch
redhatno patchvia redhat_api
Product: CloudForms Management Engine 5Fixed in: postgresql
redhatno patchvia redhat_api
Product: CloudForms Management Engine 5Fixed in: postgresql92-postgresql
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: postgresql
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: postgresql84
redhatno patchvia redhat_api
Product: Red Hat Satellite 5.7Fixed in: postgresql92

Vendor Advisories (1)

redhatCVE-2015-3165Moderate

postgresql: double-free after authentication timeout

May 22, 2015

References

lists.apple.com / archives/security-announce/2015/Sep/msg00004.html
Mailing ListThird Party Advisory
rhn.redhat.com / errata/RHSA-2015-1194.html
rhn.redhat.com / errata/RHSA-2015-1195.html
rhn.redhat.com / errata/RHSA-2015-1196.html
security.gentoo.org / glsa/201507-20
support.apple.com / HT205219
Third Party Advisory
debian.org / security/2015/dsa-3269
Third Party Advisory
debian.org / security/2015/dsa-3270
Third Party Advisory
postgresql.org / about/news/1587
Vendor Advisory
postgresql.org / docs/9.0/static/release-9-0-20.html
Release Notes
postgresql.org / docs/9.1/static/release-9-1-16.html
Release Notes
postgresql.org / docs/9.2/static/release-9-2-11.html
Release Notes
postgresql.org / docs/9.3/static/release-9-3-7.html
Release Notes
postgresql.org / docs/9.4/static/release-9-4-2.html
Release Notes
securityfocus.com / bid/74787
Third Party AdvisoryVDB Entry
ubuntu.com / usn/USN-2621-1
Vendor Advisory