CVE-2015-4816

17

FAUCET Score

CVE-2015-4816 describes an unspecified vulnerability in Oracle MySQL Server 5.5.44 and earlier, impacting availability through unknown vectors related to the InnoDB storage engine. This vulnerability affects various distributions including Canonical, Debian, FedoraProject, MariaDB, Oracle, and RedHat. With a CVSS score of 4.0, it is considered low severity, requiring remote authentication (AV:N/AC:L/Au:S) to cause a partial denial of service (A:P). There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage, indicating a low current threat profile.

Impacted Technologies

Vendor	Product	Version(s)	CPE
		>= 5.5.0, <= 5.5.44CPE matchmatch criteria	cpe:2.3:a:oracle:mysql::::::::
		7CPE matchmatch criteria	cpe:2.3:o:oracle:linux:7:-::::::
		11.3CPE matchmatch criteria	cpe:2.3:o:oracle:solaris:11.3:::::::*
		>= 5.5.0, < 5.5.45CPE matchmatch criteria	cpe:2.3:a:mariadb:mariadb::::::::
		>= 10.0.0, < 10.0.21CPE matchmatch criteria	cpe:2.3:a:mariadb:mariadb::::::::

CVSS Data

CVSS version used by this source: 2.0

4.0MEDIUM

AV:N/AC:L/Au:S/C:N/I:N/A:P

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Exploitability Score

8.0

Impact Score

2.9

CvssVersion

2.0

Exploit Intelligence

EPSS Score

7.45%

Probability of exploitation in next 30 days

EPSS Percentile

93.8%

Percentile rank of EPSS score among Peer Group

As of 2026-07-27

Model: v2026.06.15

This CVE's current EPSS score of 0.0745 is in the 98th percentile among its peer group of 21,974 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 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 (28)

oraclepatch availablevia nvd_reference

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 5Fixed in: mysql55-mysql-0:5.5.45-1.el5

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 7Fixed in: mariadb-1:5.5.47-1.el7_2

redhatpatch availablevia redhat_api

Product: Red Hat Software Collections for Red Hat Enterprise Linux 6Fixed in: mysql55-mysql-0:5.5.45-1.el6

redhatpatch availablevia redhat_api

Product: Red Hat Software Collections for Red Hat Enterprise Linux 6Fixed in: rh-mariadb100-mariadb-1:10.0.25-4.el6

redhatpatch availablevia redhat_api

Product: Red Hat Software Collections for Red Hat Enterprise Linux 6Fixed in: mariadb55-mariadb-0:5.5.49-1.el6

redhatpatch availablevia redhat_api

Product: Red Hat Software Collections for Red Hat Enterprise Linux 6.5 EUSFixed in: mysql55-mysql-0:5.5.45-1.el6

redhatpatch availablevia redhat_api

Product: Red Hat Software Collections for Red Hat Enterprise Linux 6.6 EUSFixed in: mysql55-mysql-0:5.5.45-1.el6

redhatpatch availablevia redhat_api

Product: Red Hat Software Collections for Red Hat Enterprise Linux 6.6 EUSFixed in: rh-mariadb100-mariadb-1:10.0.25-4.el6

redhatpatch availablevia redhat_api

Product: Red Hat Software Collections for Red Hat Enterprise Linux 6.6 EUSFixed in: mariadb55-mariadb-0:5.5.49-1.el6

redhatpatch availablevia redhat_api

Product: Red Hat Software Collections for Red Hat Enterprise Linux 6.7 EUSFixed in: rh-mariadb100-mariadb-1:10.0.25-4.el6

redhatpatch availablevia redhat_api

Product: Red Hat Software Collections for Red Hat Enterprise Linux 6.7 EUSFixed in: mariadb55-mariadb-0:5.5.49-1.el6

redhatpatch availablevia redhat_api

Product: Red Hat Software Collections for Red Hat Enterprise Linux 7Fixed in: mysql55-mysql-0:5.5.45-1.el7

redhatpatch availablevia redhat_api

Product: Red Hat Software Collections for Red Hat Enterprise Linux 7Fixed in: rh-mariadb100-mariadb-1:10.0.25-4.el7

redhatpatch availablevia redhat_api

Product: Red Hat Software Collections for Red Hat Enterprise Linux 7Fixed in: mariadb55-mariadb-0:5.5.49-1.el7

redhatpatch availablevia redhat_api

Product: Red Hat Software Collections for Red Hat Enterprise Linux 7.1 EUSFixed in: mysql55-mysql-0:5.5.45-1.el7

redhatpatch availablevia redhat_api

Product: Red Hat Software Collections for Red Hat Enterprise Linux 7.1 EUSFixed in: rh-mariadb100-mariadb-1:10.0.25-4.el7

redhatpatch availablevia redhat_api

Product: Red Hat Software Collections for Red Hat Enterprise Linux 7.1 EUSFixed in: mariadb55-mariadb-0:5.5.49-1.el7

redhatpatch availablevia redhat_api

Product: Red Hat Software Collections for Red Hat Enterprise Linux 7.2 EUSFixed in: rh-mariadb100-mariadb-1:10.0.25-4.el7

redhatpatch availablevia redhat_api

Product: Red Hat Software Collections for Red Hat Enterprise Linux 7.2 EUSFixed in: mariadb55-mariadb-0:5.5.49-1.el7

redhatvendor investigatingvia redhat_api

Product: Red Hat Enterprise Linux 6Fixed in: mysql

redhatend of lifevia redhat_api

Product: Red Hat Enterprise Linux OpenStack Platform 5 (Icehouse)Fixed in: mariadb-galera

redhatend of lifevia redhat_api

Product: Red Hat Enterprise Linux OpenStack Platform 6 (Juno)Fixed in: mariadb-galera

redhatend of lifevia redhat_api

Product: Red Hat Enterprise Linux OpenStack Platform 7 (Kilo)Fixed in: mariadb-galera

redhatend of lifevia redhat_api

Product: Red Hat OpenStack Platform 10 (Newton)Fixed in: mariadb-galera

redhatend of lifevia redhat_api

Product: Red Hat OpenStack Platform 11 (Ocata)Fixed in: mariadb-galera

redhatend of lifevia redhat_api

Product: Red Hat OpenStack Platform 8 (Liberty)Fixed in: mariadb-galera

redhatend of lifevia redhat_api

Product: Red Hat OpenStack Platform 9 (Mitaka)Fixed in: mariadb-galera

Vendor Advisories (1)

redhatCVE-2015-4816Moderate

mysql: unspecified vulnerability related to Server:InnoDB (CPU October 2015)

References

lists.fedoraproject.org / pipermail/package-announce/2016-February/177539.html

Mailing ListThird Party Advisory

rhn.redhat.com / errata/RHSA-2015-1628.html

Third Party Advisory

rhn.redhat.com / errata/RHSA-2016-0534.html

Third Party Advisory

rhn.redhat.com / errata/RHSA-2016-1481.html

Third Party Advisory

access.redhat.com / errata/RHSA-2016:1132

Third Party Advisory

debian.org / security/2015/dsa-3377

Third Party Advisory

debian.org / security/2015/dsa-3385

Third Party Advisory

oracle.com / technetwork/topics/security/bulletinapr2016-2952098.html

Vendor Advisory

oracle.com / technetwork/topics/security/cpuoct2015-2367953.html

PatchVendor Advisory

oracle.com / technetwork/topics/security/linuxbulletinapr2016-2952096.html

Vendor Advisory

securityfocus.com / bid/77134

Third Party AdvisoryVDB Entry

securitytracker.com / id/1033894

Broken LinkThird Party AdvisoryVDB Entry

ubuntu.com / usn/USN-2781-1

Third Party Advisory