CVE-2019-13616

CVE-2019-13616 is a high-severity vulnerability in Libsdl Simple Directmedia Layer with a CVSS 3.x base score of 8.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-125.

Key facts

• Severity: High (CVSS 3.x base score 8.1)
• CVSS v2: 5.8
• EPSS exploit prediction: 3% (87th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-125
• Affected product: Libsdl Simple Directmedia Layer
• Published: 2019-07-16
• Last modified: 2026-06-17

Description

SDL (Simple DirectMedia Layer) through 1.2.15 and 2.x through 2.0.9 has a heap-based buffer over-read in BlitNtoN in video/SDL_blit_N.c when called from SDL_SoftBlit in video/SDL_blit.c.

Frequently asked questions

What is CVE-2019-13616?

SDL (Simple DirectMedia Layer) through 1.2.15 and 2.x through 2.0.9 has a heap-based buffer over-read in BlitNtoN in video/SDL_blit_N.c when called from SDL_SoftBlit in video/SDL_blit.c.

How severe is CVE-2019-13616?

CVE-2019-13616 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability high.

Is CVE-2019-13616 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-13616?

CVE-2019-13616 primarily affects Libsdl Simple Directmedia Layer. In total, 22 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-13616?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2019-13616 published?

CVE-2019-13616 was published on 2019-07-16 and last updated on 2026-06-17.

References

• http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00012.html
• http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00014.html
• http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00029.html
• http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00030.html
• http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00093.html
• http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00094.html
• https://access.redhat.com/errata/RHSA-2019:3950
• https://access.redhat.com/errata/RHSA-2019:3951
• https://access.redhat.com/errata/RHSA-2020:0293
• https://bugzilla.libsdl.org/show_bug.cgi?id=4538
• https://lists.debian.org/debian-lts-announce/2021/01/msg00024.html
• https://lists.debian.org/debian-lts-announce/2021/10/msg00032.html
• https://lists.debian.org/debian-lts-announce/2023/02/msg00008.html
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7ZO47LLKKRXKMUGSRCFNHSTHG5OEBYCG/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GY6FDFPYUJ7YPY3XB5U75VJHBSVRVIKO/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HEH5RO7XZA5DDCO2XOP4QHDEELQQTYV2/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UITVW4WTOOCECLLWPQCV7VWMU66DN255/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VDNX3RVXTWELBXQDNERNVVKDGKDF2MPB/
• https://security.gentoo.org/glsa/202305-17
• https://usn.ubuntu.com/4156-1/
• https://usn.ubuntu.com/4156-2/
• https://usn.ubuntu.com/4238-1/

Affected products (22)

• cpe:2.3:a:libsdl:simple_directmedia_layer:*:*:*:*:*:*:*:*
• cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
• cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
• cpe:2.3:a:opensuse:backports_sle:15.0:-:*:*:*:*:*:*
• cpe:2.3:a:opensuse:backports_sle:15.0:sp1:*:*:*:*:*:*
• cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:*
• cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
• cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:*
• cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*
• cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*
• cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:-:*:*:*
• cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*
• cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
• cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
• cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
• cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
• cpe:2.3:o:redhat:enterprise_linux_eus:7.7:*:*:*:*:*:*:*
• cpe:2.3:o:redhat:enterprise_linux_eus:8.1:*:*:*:*:*:*:*
• cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
• cpe:2.3:o:redhat:enterprise_linux_server_aus:7.7:*:*:*:*:*:*:*
• cpe:2.3:o:redhat:enterprise_linux_server_tus:7.7:*:*:*:*:*:*:*
• cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*

More vulnerabilities in Libsdl Simple Directmedia Layer

• CVE-2019-14906 — Critical (CVSS 9.8): A flaw was found with the RHSA-2019:3950 erratum, where it did not fix the CVE-2019-13616 SDL vulnerability. This issue…
• CVE-2021-33657 — High (CVSS 8.8): There is a heap overflow problem in video/SDL_pixels.c in SDL (Simple DirectMedia Layer) 2.x to 2.0.18 versions. By…
• CVE-2019-12219 — High (CVSS 8.8): An issue was discovered in libSDL2.a in Simple DirectMedia Layer (SDL) 2.0.9 when used in conjunction with…
• CVE-2019-7638 — High (CVSS 8.8): SDL (Simple DirectMedia Layer) through 1.2.15 and 2.x through 2.0.9 has a heap-based buffer over-read in Map1toN in…
• CVE-2019-7637 — High (CVSS 8.8): SDL (Simple DirectMedia Layer) through 1.2.15 and 2.x through 2.0.9 has a heap-based buffer overflow in SDL_FillRect in…
• CVE-2019-7577 — High (CVSS 8.8): SDL (Simple DirectMedia Layer) through 1.2.15 and 2.x through 2.0.9 has a buffer over-read in SDL_LoadWAV_RW in…

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