GHSA-hjqf-j9p4-gv29 · 深刻度： medium — In Modem, there is a possible system crash due to a heap buffer overflow. This could lead to...
In Modem, there is a possible system crash due to a heap buffer overflow. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01760138; Issue ID: MSV-6148.
総合評価: CVE-2026-20449 は低リスク（30.7/100）。CVSS 深刻度は中。悪用される可能性が高い（EPSS 0.22%、13 パーセンタイル） 推奨対応: 悪用情報と EPSS の推移を監視し、必要に応じて優先度を見直してください。
リスクは変動します。再評価に基づき、本ページの表示内容を更新しています。
EPSS は日次で悪用されやすさの相対度合いを推定します。パーセンタイルは採点済み CVE の中での相対位置（高いほど相対的に深刻）を示します。
| # | 日付 | 旧 EPSS スコア | 新 EPSS スコア | Δ（新 − 旧） |
|---|---|---|---|---|
| 1 | 2026-06-15 | 0.04% | 0.22% | +0.18% |
| 2 | 2026-05-05 | 0.07% | 0.04% | -0.03% |
| 3 | 2026-05-04 | — | 0.07% | — |
EPSS の全履歴 （全 3 件）
この CVE の CVSS 指標。
| ベーススコア | バージョン | 深刻度 | ベクトル | 悪用しやすさ | 影響 | スコアの出典 |
|---|---|---|---|---|---|---|
| 6.5 | 3.1 | MEDIUM |
|
2.8 | 3.6 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
GHSA-hjqf-j9p4-gv29 · 深刻度： medium — In Modem, there is a possible system crash due to a heap buffer overflow. This could lead to...
| ベンダー | 製品 | バージョン | 生の CPE |
|---|---|---|---|
| mediatek | mt6763_firmware | — | cpe:2.3:o:mediatek:mt6763_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6765_firmware | — | cpe:2.3:o:mediatek:mt6765_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6767_firmware | — | cpe:2.3:o:mediatek:mt6767_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6768_firmware | — | cpe:2.3:o:mediatek:mt6768_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6769_firmware | — | cpe:2.3:o:mediatek:mt6769_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6771_firmware | — | cpe:2.3:o:mediatek:mt6771_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6779_firmware | — | cpe:2.3:o:mediatek:mt6779_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6781_firmware | — | cpe:2.3:o:mediatek:mt6781_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6783_firmware | — | cpe:2.3:o:mediatek:mt6783_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6785_firmware | — | cpe:2.3:o:mediatek:mt6785_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6789_firmware | — | cpe:2.3:o:mediatek:mt6789_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6813_firmware | — | cpe:2.3:o:mediatek:mt6813_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6815_firmware | — | cpe:2.3:o:mediatek:mt6815_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6833_firmware | — | cpe:2.3:o:mediatek:mt6833_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6835_firmware | — | cpe:2.3:o:mediatek:mt6835_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6853_firmware | — | cpe:2.3:o:mediatek:mt6853_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6855_firmware | — | cpe:2.3:o:mediatek:mt6855_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6858_firmware | — | cpe:2.3:o:mediatek:mt6858_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6873_firmware | — | cpe:2.3:o:mediatek:mt6873_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6875_firmware | — | cpe:2.3:o:mediatek:mt6875_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6877_firmware | — | cpe:2.3:o:mediatek:mt6877_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6878_firmware | — | cpe:2.3:o:mediatek:mt6878_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6879_firmware | — | cpe:2.3:o:mediatek:mt6879_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6880_firmware | — | cpe:2.3:o:mediatek:mt6880_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6883_firmware | — | cpe:2.3:o:mediatek:mt6883_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6885_firmware | — | cpe:2.3:o:mediatek:mt6885_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6886_firmware | — | cpe:2.3:o:mediatek:mt6886_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6889_firmware | — | cpe:2.3:o:mediatek:mt6889_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6890_firmware | — | cpe:2.3:o:mediatek:mt6890_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6891_firmware | — | cpe:2.3:o:mediatek:mt6891_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6893_firmware | — | cpe:2.3:o:mediatek:mt6893_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6895_firmware | — | cpe:2.3:o:mediatek:mt6895_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6896_firmware | — | cpe:2.3:o:mediatek:mt6896_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6897_firmware | — | cpe:2.3:o:mediatek:mt6897_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6899_firmware | — | cpe:2.3:o:mediatek:mt6899_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6980_firmware | — | cpe:2.3:o:mediatek:mt6980_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6983_firmware | — | cpe:2.3:o:mediatek:mt6983_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6985_firmware | — | cpe:2.3:o:mediatek:mt6985_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6986d_firmware | — | cpe:2.3:o:mediatek:mt6986d_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6988_firmware | — | cpe:2.3:o:mediatek:mt6988_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt2735_firmware | — | cpe:2.3:o:mediatek:mt2735_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt2737_firmware | — | cpe:2.3:o:mediatek:mt2737_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6739_firmware | — | cpe:2.3:o:mediatek:mt6739_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6761_firmware | — | cpe:2.3:o:mediatek:mt6761_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6762_firmware | — | cpe:2.3:o:mediatek:mt6762_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6989_firmware | — | cpe:2.3:o:mediatek:mt6989_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6990_firmware | — | cpe:2.3:o:mediatek:mt6990_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6991_firmware | — | cpe:2.3:o:mediatek:mt6991_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt6993_firmware | — | cpe:2.3:o:mediatek:mt6993_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt8668_firmware | — | cpe:2.3:o:mediatek:mt8668_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt8673_firmware | — | cpe:2.3:o:mediatek:mt8673_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt8675_firmware | — | cpe:2.3:o:mediatek:mt8675_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt8676_firmware | — | cpe:2.3:o:mediatek:mt8676_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt8678_firmware | — | cpe:2.3:o:mediatek:mt8678_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt8755_firmware | — | cpe:2.3:o:mediatek:mt8755_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt8771_firmware | — | cpe:2.3:o:mediatek:mt8771_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt8775_firmware | — | cpe:2.3:o:mediatek:mt8775_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt8791_firmware | — | cpe:2.3:o:mediatek:mt8791_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt8791t_firmware | — | cpe:2.3:o:mediatek:mt8791t_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt8792_firmware | — | cpe:2.3:o:mediatek:mt8792_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt8793_firmware | — | cpe:2.3:o:mediatek:mt8793_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt8795t_firmware | — | cpe:2.3:o:mediatek:mt8795t_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt8797_firmware | — | cpe:2.3:o:mediatek:mt8797_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt8798_firmware | — | cpe:2.3:o:mediatek:mt8798_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt8863_firmware | — | cpe:2.3:o:mediatek:mt8863_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt8873_firmware | — | cpe:2.3:o:mediatek:mt8873_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt8883_firmware | — | cpe:2.3:o:mediatek:mt8883_firmware:-:*:*:*:*:*:*:* |
| mediatek | mt8893_firmware | — | cpe:2.3:o:mediatek:mt8893_firmware:-:*:*:*:*:*:*:* |
| URL | タグ |
|---|---|
| https://corp.mediatek.com/product-security-bulletin/May-2026 | Vendor Advisory |