HIGH
CVE-2019-7635
CWE-125Published: February 8, 2019· Updated: Jun 17, 2026
8.1
CVSS v3.1
Official Description
SDL (Simple DirectMedia Layer) through 1.2.15 and 2.x through 2.0.9 has a heap-based buffer over-read in Blit1to4 in video/SDL_blit_1.c.
Technical Analysis
CVE-2019-7635 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.
A successful exploit results in complete confidentiality breach (data exposure), availability disruption (denial of service), with a CVSS base score of 8.1.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
Affected Vendors & Products
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
ADVISORYhttps://usn.ubuntu.com/4143-1/
ADVISORYhttps://usn.ubuntu.com/4156-1/
ADVISORYhttps://usn.ubuntu.com/4156-2/
ADVISORYhttps://usn.ubuntu.com/4238-1/
ADVISORYhttps://usn.ubuntu.com/4143-1/
ADVISORYhttps://usn.ubuntu.com/4156-1/
ADVISORYhttps://usn.ubuntu.com/4156-2/
ADVISORYhttps://usn.ubuntu.com/4238-1/
All References (46)
→
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00063.htmlMailing List · Third Party Advisory
→
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00073.htmlMailing List · Third Party Advisory
→
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00088.htmlMailing List · Third Party Advisory
→
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00014.htmlMailing List · Third Party Advisory
→
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00030.htmlMailing List · Third Party Advisory
→
https://bugzilla.libsdl.org/show_bug.cgi?id=4498Exploit · Issue Tracking · Vendor Advisory
→
https://lists.debian.org/debian-lts-announce/2019/03/msg00015.htmlMailing List · Third Party Advisory
→
https://lists.debian.org/debian-lts-announce/2019/03/msg00016.htmlMailing List · Third Party Advisory
→
https://lists.debian.org/debian-lts-announce/2019/07/msg00021.htmlMailing List · Third Party Advisory
→
https://lists.debian.org/debian-lts-announce/2019/07/msg00026.htmlMailing List · Third Party Advisory
→
https://lists.debian.org/debian-lts-announce/2019/10/msg00020.htmlMailing List · Third Party Advisory
→
https://lists.debian.org/debian-lts-announce/2019/10/msg00021.htmlMailing List · Third Party Advisory
→
https://lists.debian.org/debian-lts-announce/2021/01/msg00024.htmlMailing List · Third Party Advisory
→
https://lists.debian.org/debian-lts-announce/2021/10/msg00032.htmlMailing List · Third Party Advisory
Quick Facts
CVE IDCVE-2019-7635
CVSS Score8.1 / 10
SeverityHIGH
WeaknessCWE-125
CISA KEVNo
Affected5 vendor(s)
PublishedFeb 8, 2019
Related CVEs (CWE-125)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2019-7635 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.