CVE-2022-27470
CVE-2022-27470 is a high-severity vulnerability in Libsdl Sdl Ttf with a CVSS 3.x base score of 7.8. 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-787.
Key facts
- Severity: High (CVSS 3.x base score 7.8)
- CVSS v2: 6.8
- EPSS exploit prediction: 1% (57th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-787
- Affected product: Libsdl Sdl Ttf
- Published:
- Last modified:
Description
SDL_ttf v2.0.18 and below was discovered to contain an arbitrary memory write via the function TTF_RenderText_Solid(). This vulnerability is triggered via a crafted TTF file.
Frequently asked questions
- What is CVE-2022-27470?
- SDL_ttf v2.0.18 and below was discovered to contain an arbitrary memory write via the function TTF_RenderText_Solid(). This vulnerability is triggered via a crafted TTF file.
- How severe is CVE-2022-27470?
- CVE-2022-27470 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2022-27470 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-27470?
- CVE-2022-27470 primarily affects Libsdl Sdl Ttf. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2022-27470?
- 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-2022-27470 published?
- CVE-2022-27470 was published on 2022-05-04 and last updated on 2026-06-17.
References
- https://github.com/libsdl-org/SDL_ttf/commit/db1b41ab8bde6723c24b866e466cad78c2fa0448
- https://github.com/libsdl-org/SDL_ttf/issues/187
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EAGMQMRQDTZFQW64JEW3O6HY3JYLAAHT/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RXI3MDPR24W5557G34YHWOP2MOK6BTGB/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XPYTEBBNHCDGPVFACC5RC5K2FZUCYTPZ/
Affected products (4)
- cpe:2.3:a:libsdl:sdl_ttf:*:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*
Other CWE-787 (Out-of-bounds Write) vulnerabilities
- CVE-2026-42369 — Critical (CVSS 10.0): GV-VMS V20 is a Video Monitoring Software used to gather the feeds of many surveillance cameras and manage other…
- CVE-2026-4746 — Critical (CVSS 10.0): Out-of-bounds Write vulnerability in timeplus-io proton (base/poco/Foundation/src modules). This vulnerability is…
- CVE-2025-43300 — Critical (CVSS 10.0): An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 15.8.5 and iPadOS…
- CVE-2025-24201 — Critical (CVSS 10.0): An out-of-bounds write issue was addressed with improved checks to prevent unauthorized actions. This issue is fixed in…
- CVE-2024-42479 — Critical (CVSS 10.0): llama.cpp provides LLM inference in C/C++. The unsafe `data` pointer member in the `rpc_tensor` structure can cause…
- CVE-2024-39791 — Critical (CVSS 10.0): Stack-based buffer overflow vulnerabilities affecting Vonets industrial wifi bridge relays and wifi bridge…