A use-after-free(UAF) vulnerability was found in function 'vmw_cmd_res_check' in drivers/gpu/vmxgfx/vmxgfx_execbuf.c in Linux kernel's vmwgfx driver with device file '/dev/dri/renderD128 (or Dxxx)'. This flaw allows a local attacker with a user account on the system to gain privilege, causing a denial of service(DoS).
結論預警: CVE-2022-38457 綜合評估為低風險(37.5/100):CVSS 技術影響為中級,利用機率偏低(EPSS 0.43%) 強制指令: 持續追蹤利用情報與 EPSS 變化,並適時複評優先級。
風險隨態勢動態變化;本站持續評估並同步更新本頁展示內容。
EPSS 日更估計相對被利用可能性;百分位表示該 CVE 在已評分漏洞中的相對排名(越高表示相對更嚴重)。
| # | 日期 | 舊 EPSS 分數 | 新 EPSS 分數 | 變化(新 − 舊) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 0.03% | 0.43% | +0.40% |
| 2 | 2025-11-21 | 0.16% | 0.03% | -0.14% |
| 3 | 2025-11-18 | — | 0.16% | — |
完整 EPSS 歷史 (共 9 筆)
該 CVE 的 CVSS 指標。
| 底座分 | 版本 | 嚴重度 | 向量 | 可利用性 | 影響 | 分數來源 |
|---|---|---|---|---|---|---|
| 6.3 | 3.1 | MEDIUM |
|
2.1 | 4.2 | [email protected] |
| 5.5 | 3.1 | MEDIUM |
|
1.8 | 3.6 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2022-38457 not yet assigned priority: Debian including 1 source packages (linux), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 4, open 1. | https://security-tracker.debian.org/tracker/CVE-2022-38457 |
redhat
|
medium | — | https://access.redhat.com/security/cve/CVE-2022-38457 |
suse
|
medium | — | https://www.suse.com/security/cve/CVE-2022-38457/ |
ubuntu
|
medium | CVE-2022-38457 medium priority: Ubuntu including 167 source packages (linux, linux-allwinner, …), 1774 status rows across 13 suites (bionic, focal, jammy, kinetic, lunar, mantic, noble, oracular, plucky, questing, trusty, upstream, xenial): DNE 1316, released 163, not-affected 154, ignored 86, needed 55. | https://ubuntu.com/security/CVE-2022-38457 |
| 廠商 | 產品 | 版本 | 原始 CPE |
|---|---|---|---|
| linux | linux_kernel | >= 4.20, < 6.1.7 | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* |
| linux | linux_kernel | 6.2 | cpe:2.3:o:linux:linux_kernel:6.2:rc1:*:*:*:*:*:* |
| linux | linux_kernel | 6.2 | cpe:2.3:o:linux:linux_kernel:6.2:rc2:*:*:*:*:*:* |
| linux | linux_kernel | 6.2 | cpe:2.3:o:linux:linux_kernel:6.2:rc3:*:*:*:*:*:* |
| linux | linux_kernel | 6.2 | cpe:2.3:o:linux:linux_kernel:6.2:rc4:*:*:*:*:*:* |
| URL | 標籤 |
|---|---|
| https://bugzilla.openanolis.cn/show_bug.cgi?id=2074 | Issue Tracking Permissions Required |