Google · Chromium libvpx
CVE-2023-5217
Google Chromium libvpx Heap Buffer Overflow Vulnerability
O que é
Heap buffer overflow in vp8 encoding in libvpx in Google Chrome prior to 117.0.5938.132 and libvpx 1.13.1 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
CISA: Google Chromium libvpx contains a heap buffer overflow vulnerability in vp8 encoding that allows a remote attacker to potentially exploit heap corruption via a crafted HTML page. This vulnerability could impact web browsers using libvpx, including but not limited to Google Chrome.
O que fazer
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Prazo para as agências federais dos EUA: 23 de outubro de 2023
- Adicionada à lista da CISA
- 2 de outubro de 2023
- Publicada
- 28 de setembro de 2023
- Gravidade
- Alto 8,8 CVSS 3.1
- Chance de ataques nos próximos 30 dias (EPSS)
- 49% entre os 1,1% mais altos de todas as vulnerabilidades conhecidas
- Fraqueza
- CWE-787
- Mais detalhes
- NVD · CVE.org · CISA
Todas as referências (20)
- https://chromereleases.googleblog.com/2023/09/stable-channel-update-for-desktop_27.html
- https://crbug.com/1486441
- http://www.openwall.com/lists/oss-security/2023/09/28/5
- http://www.openwall.com/lists/oss-security/2023/09/28/6
- http://www.openwall.com/lists/oss-security/2023/09/29/1
- http://www.openwall.com/lists/oss-security/2023/09/29/2
- http://www.openwall.com/lists/oss-security/2023/09/29/7
- http://www.openwall.com/lists/oss-security/2023/09/29/9
- https://www.mozilla.org/en-US/security/advisories/mfsa2023-44/
- https://security-tracker.debian.org/tracker/CVE-2023-5217
- https://bugzilla.redhat.com/show_bug.cgi?id=2241191
- https://stackdiary.com/google-discloses-a-webm-vp8-bug-tracked-as-cve-2023-5217/
- https://www.openwall.com/lists/oss-security/2023/09/28/5
- https://pastebin.com/TdkC4pDv
- https://github.com/webmproject/libvpx/commit/3fbd1dca6a4d2dad332a2110d646e4ffef36d590
- https://github.com/webmproject/libvpx/commit/af6dedd715f4307669366944cca6e0417b290282
- https://github.com/webmproject/libvpx/tags
- http://www.openwall.com/lists/oss-security/2023/09/29/11
- http://www.openwall.com/lists/oss-security/2023/09/29/12
- http://www.openwall.com/lists/oss-security/2023/09/29/14
Mais falhas exploradas de Google
| Adicionado | Vulnerabilidade | Produto | Gravidade | Chance de ataque |
|---|---|---|---|---|
| 27 de out. de 2026 | Unchecked Return Value | Brotli | Crítica 9,2 | 55% |
| 16 de set. de 2026 | Improper Authorization | Pixel | Alto 8,8 | 0,6% |
| 9 de set. de 2026 | Out of Bounds Write | Chromium V8 | Alto 8,8 | 3,5% |
| 4 de set. de 2026 | Type Confusion | Chromium V8 | Alto 8,8 | 1,8% |
| 9 de jun. de 2026 | Out-of-Bounds Read and Write | Chromium V8 | Alto 8,8 | 2,4% |
| 1 de abr. de 2026 | Use-After-Free | Dawn | Alto 8,8 | 14% |
| 13 de mar. de 2026 | Out-of-Bounds Write | Skia | Alto 8,8 | 2,3% |
| 13 de mar. de 2026 | Improper Restriction of Operations Within the Bounds of a Memory Buffer | Chromium V8 | Alto 8,8 | 2,7% |
Fontes: Known Exploited Vulnerabilities (CISA, domínio público), CVE records (cve.org) e EPSS (FIRST). A chance de ataque é a estimativa EPSS de que alguém tente explorar a falha nos próximos 30 dias.