CVE-2021-29541 (CNNVD-202105-933)
中文标题:
Google TensorFlow 代码问题漏洞
英文标题:
Null pointer dereference in `StringNGrams`
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存在代码问题漏洞，攻击者可利用该漏洞可以触发对tf.raw_ops.StringNGrams空指针的解引用。
英文描述:
TensorFlow is an end-to-end open source platform for machine learning. An attacker can trigger a dereference of a null pointer in `tf.raw_ops.StringNGrams`. This is because the implementation(https://github.com/tensorflow/tensorflow/blob/1cdd4da14282210cc759e468d9781741ac7d01bf/tensorflow/core/kernels/string_ngrams_op.cc#L67-L74) does not fully validate the `data_splits` argument. This would result in `ngrams_data`(https://github.com/tensorflow/tensorflow/blob/1cdd4da14282210cc759e468d9781741ac7d01bf/tensorflow/core/kernels/string_ngrams_op.cc#L106-L110) to be a null pointer when the output would be computed to have 0 or negative size. Later writes to the output tensor would then cause a null pointer dereference. 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-2021-29541 |
2025-11-11 15:20:55 | 2025-11-11 07:36:48 |
| NVD | nvd_CVE-2021-29541 |
2025-11-11 14:57:37 | 2025-11-11 07:45:07 |
| CNNVD | cnnvd_CNNVD-202105-933 |
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 -> 代码问题
- cnnvd_id: 未提取 -> CNNVD-202105-933
- data_sources: ['cve', 'nvd'] -> ['cnnvd', 'cve', 'nvd']
查看详细变更
- affected_products_count: 4 -> 5
- data_sources: ['cve'] -> ['cve', 'nvd']