CVE-2021-29581 (CNNVD-202105-952)
中文标题:
Google TensorFlow 安全漏洞
英文标题:
Segfault in `CTCBeamSearchDecoder`
漏洞描述
中文描述:
Google TensorFlow是美国谷歌(Google)公司的一套用于机器学习的端到端开源平台。 TensorFlow 2.4.2,2.3.3,2.2.3,2.1.4存在安全漏洞,该漏洞源于在tf.raw_ops.CTCBeamSearchDecoder缺少验证。攻击者可利用该漏洞可以通过分段错误触发拒绝服务。
英文描述:
TensorFlow is an end-to-end open source platform for machine learning. Due to lack of validation in `tf.raw_ops.CTCBeamSearchDecoder`, an attacker can trigger denial of service via segmentation faults. The implementation(https://github.com/tensorflow/tensorflow/blob/a74768f8e4efbda4def9f16ee7e13cf3922ac5f7/tensorflow/core/kernels/ctc_decoder_ops.cc#L68-L79) fails to detect cases when the input tensor is empty and proceeds to read data from a null buffer. The fix will be included in TensorFlow 2.5.0. We will also cherrypick this commit on TensorFlow 2.4.2, TensorFlow 2.3.3, TensorFlow 2.2.3 and TensorFlow 2.1.4, as these are also affected and still in supported range.
CWE类型:
标签:
受影响产品
| 厂商 | 产品 | 版本 | 版本范围 | 平台 | CPE |
|---|---|---|---|---|---|
| tensorflow | tensorflow | < 2.1.4 | - | - |
cpe:2.3:a:tensorflow:tensorflow:<_2.1.4:*:*:*:*:*:*:*
|
| tensorflow | tensorflow | >= 2.2.0, < 2.2.3 | - | - |
cpe:2.3:a:tensorflow:tensorflow:>=_2.2.0,_<_2.2.3:*:*:*:*:*:*:*
|
| tensorflow | tensorflow | >= 2.3.0, < 2.3.3 | - | - |
cpe:2.3:a:tensorflow:tensorflow:>=_2.3.0,_<_2.3.3:*:*:*:*:*:*:*
|
| tensorflow | tensorflow | >= 2.4.0, < 2.4.2 | - | - |
cpe:2.3:a:tensorflow:tensorflow:>=_2.4.0,_<_2.4.2:*:*:*:*:*:*:*
|
| tensorflow | * | - | - |
cpe:2.3:a:google:tensorflow:*:*:*:*:*:*:*:*
|
解决方案
中文解决方案:
英文解决方案:
临时解决方案:
CVSS评分详情
3.1 (cna)
LOWCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L
时间信息
利用信息
数据源详情
| 数据源 | 记录ID | 版本 | 提取时间 |
|---|---|---|---|
| CVE | cve_CVE-2021-29581 |
2025-11-11 15:20:55 | 2025-11-11 07:36:48 |
| NVD | nvd_CVE-2021-29581 |
2025-11-11 14:57:37 | 2025-11-11 07:45:07 |
| CNNVD | cnnvd_CNNVD-202105-952 |
2025-11-11 15:10:38 | 2025-11-11 07:56:45 |
版本与语言
安全公告
变更历史
查看详细变更
- vulnerability_type: 未提取 -> 其他
- cnnvd_id: 未提取 -> CNNVD-202105-952
- data_sources: ['cve', 'nvd'] -> ['cnnvd', 'cve', 'nvd']
查看详细变更
- affected_products_count: 4 -> 5
- data_sources: ['cve'] -> ['cve', 'nvd']