optipng_project 関連製品全体の CVE とセキュリティ脆弱性情報を集約し、CVSS、EPSS、公開日、脆弱性情報データを掲載しています。
一般的な弱点パターンには バッファオーバーフロー and vendor risk memory corruption があり、vendor surface software deployment and vendor surface production workloads の利用場面で アプリケーションクラッシュ and vendor impact memory corruption などのリスクが生じる可能性があります。
掲載データは公開脆弱性情報とセキュリティ公告に基づき、過去の暴露面と修補優先度の評価に利用できます。
| CVE | 概要 | ソース | CVSS 最大値 | EPSS（%） | 公開 | 更新 |
|---|---|---|---|---|---|---|
| CVE-2023-43907 | OptiPNG v0.7.7 was discovered to contain a global buffer overflow via the 'buffer' variable at gifread.c. | [email protected] | 7.8 | 0.03% | 2023-10-01 | 2024-11-21 |
| CVE-2017-16938 | A global buffer overflow in OptiPNG 0.7.6 allows remote attackers to cause a denial-of-service attack or other unspecified impact with a maliciously crafted GIF format file, related to an uncontrolled loop in the LZWReadByte function of the gifread.c file. | [email protected] | 7.8 | 0.41% | 2017-11-24 | 2026-05-13 |
| CVE-2017-1000229 | Integer overflow bug in function minitiff_read_info() of optipng 0.7.6 allows an attacker to remotely execute code or cause denial of service. | [email protected] | 7.8 | 0.36% | 2017-11-17 | 2026-05-13 |
| CVE-2015-7802 | gifread.c in gif2png, as used in OptiPNG before 0.7.6, allows remote attackers to cause a denial of service (uninitialized memory read) via a crafted GIF file. | [email protected] | 5.5 | 0.42% | 2016-04-20 | 2026-05-06 |
| CVE-2015-7801 | Use-after-free vulnerability in OptiPNG 0.6.4 allows remote attackers to execute arbitrary code via a crafted PNG file. | [email protected] | 8.8 | 2.39% | 2016-04-20 | 2026-05-06 |
| CVE-2016-3982 | Off-by-one error in the bmp_rle4_fread function in pngxrbmp.c in OptiPNG before 0.7.6 allows remote attackers to cause a denial of service (out-of-bounds read or write access and crash) or possibly execute arbitrary code via a crafted image file, which triggers a heap-based buffer overflow. | [email protected] | 8.8 | 2.51% | 2016-04-13 | 2026-05-06 |
| CVE-2016-3981 | Heap-based buffer overflow in the bmp_read_rows function in pngxrbmp.c in OptiPNG before 0.7.6 allows remote attackers to cause a denial of service (out-of-bounds read or write access and crash) or possibly execute arbitrary code via a crafted image file. | [email protected] | 7.8 | 0.95% | 2016-04-13 | 2026-05-06 |
| CVE-2009-0749 | Use-after-free vulnerability in the GIFReadNextExtension function in lib/pngxtern/gif/gifread.c in OptiPNG 0.6.2 and earlier allows context-dependent attackers to cause a denial of service (application crash) via a crafted GIF image that causes the realloc function to return a new pointer, which triggers memory corruption when the old pointer is accessed. | [email protected] | 7.8 | 0.41% | 2009-03-02 | 2026-04-23 |