CVE-2017-3302: debian debian_linux Use After Free
Vulnerability summary
CVE-2017-3302 is a high (CVSS 7.5) Use After Free vulnerability in debian debian_linux. EPSS estimates a 4.95% chance of exploitation in the next 30 days, higher than 92.1% of scored vulnerabilities.
Severe, CVSS 7.5 (NVD); no exploitation reported by the 5 checked sources; EPSS 5% (FIRST, 03-11-2026)
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 16 · Related 8Timeline
- 12-02-2017PublishedVulnerability first disclosed.
- 08-10-2024Last modifiedVulnerability information updated.
Description
Crash in libmysqlclient.so in Oracle MySQL before 5.6.21 and 5.7.x before 5.7.5 and MariaDB through 5.5.54, 10.0.x through 10.0.29, 10.1.x through 10.1.21, and 10.2.x through 10.2.3.
CVSS metrics
4 scores · 3 sources · 2 versions- OSV · AlpineEcosystem advisory · calculated7.5HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- OSV · UbuntuEcosystem advisory · calculated7.5HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
4.95%
Chance of exploitation in the next 30 days
Percentile
92%
Versus all other CVEs
30-day change
Increase +0.04 pp
From 4.91% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: network-reachable, no authentication, no user interaction (CVSS vector). Other conditions: not stated in public data.
Redhat5 products
- enterprise_linux_desktop7.0
- enterprise_linux_server7.0
- enterprise_linux_server_aus7.4 | 7.6
- enterprise_linux_server_eus7.4 | 7.5 | 7.6
- enterprise_linux_workstation7.0
Ubuntu4 products
- mariadb-5.5< 5.5.56-1ubuntu0.14.04.1
- mysql-5.5< 5.5.55-0ubuntu0.14.04.1
- percona-server-5.6All versions (No fix recorded)
- percona-xtradb-cluster-5.6All versions (No fix recorded)
Debian2 products
- mysql-5.5< 5.5.54-0+deb7u2
- debian_linuxEOL8.0
Alpine1 product
- mariadb≥ 10.0.0, < 10.1.22-r0
Mariadb1 product
- mariadb≤ 5.5.54 | ≥ 10.0.0, ≤ 10.0.29 | ≥ 10.1.0, ≤ 10.1.21 | ≥ 10.2.0, ≤ 10.2.3
Oracle1 product
- mysql≥ 5.6.0, < 5.6.21 | ≥ 5.7.0, < 5.7.5
Oracle corporation1 product
- mysql server5.5.54 and earlier | 5.6.20 and earlier
7 vendors · 15 products
References
16 links- www.oracle.com/technetwork/security-advisory/cpuapr2017-3236618.htmlX Refsource CONFIRMPatchVendor AdvisoryREPORT
- www.openwall.com/lists/oss-security/2017/02/11/11X Refsource MISCMailing ListThird Party AdvisoryREPORT