CVE-2021-1958
MEDIUMCVSS 6.4/10EPSS 0.10%
Last modified
CVE-2021-1958 is a medium-severity vulnerability rated 6.4/10 on the CVSS scale. A race condition in fastrpc kernel driver for dynamic process creation can lead to use after free scenario in Snapdragon Auto, Snapdragon Connectivity, Snapdragon Mobile, Snapdragon Wearables. EPSS estimates a 0.10% chance of exploitation in the next 30 days.
Description
A race condition in fastrpc kernel driver for dynamic process creation can lead to use after free scenario in Snapdragon Auto, Snapdragon Connectivity, Snapdragon Mobile, Snapdragon Wearables
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Qualcomm | Qca6574a Firmware | All versions |
| Qualcomm | Qca6574au Firmware | All versions |
| Qualcomm | Qca6595 Firmware | All versions |
| Qualcomm | Qca6595au Firmware | All versions |
| Qualcomm | Qca6696 Firmware | All versions |
| Qualcomm | Sa6145p Firmware | All versions |
| Qualcomm | Sa6150p Firmware | All versions |
| Qualcomm | Sa6155p Firmware | All versions |
| Qualcomm | Sa8145p Firmware | All versions |
| Qualcomm | Sa8150p Firmware | All versions |
| Qualcomm | Sa8155 Firmware | All versions |
| Qualcomm | Sa8155p Firmware | All versions |
| Qualcomm | Sa8195p Firmware | All versions |
| Qualcomm | Sd480 Firmware | All versions |
| Qualcomm | Sd778g Firmware | All versions |
| Qualcomm | Sd780g Firmware | All versions |
| Qualcomm | Sd888 5g Firmware | All versions |
| Qualcomm | Sda429w Firmware | All versions |
| Qualcomm | Sm7325 Firmware | All versions |
| Qualcomm | Wcd9341 Firmware | All versions |
| Qualcomm | Wcd9370 Firmware | All versions |
| Qualcomm | Wcd9375 Firmware | All versions |
| Qualcomm | Wcd9380 Firmware | All versions |
| Qualcomm | Wcd9385 Firmware | All versions |
| Qualcomm | Wcn3610 Firmware | All versions |
| Qualcomm | Wcn3620 Firmware | All versions |
| Qualcomm | Wcn3660b Firmware | All versions |
| Qualcomm | Wcn3980 Firmware | All versions |
| Qualcomm | Wcn3988 Firmware | All versions |
| Qualcomm | Wcn3991 Firmware | All versions |
| Qualcomm | Wcn6740 Firmware | All versions |
| Qualcomm | Wcn6750 Firmware | All versions |
| Qualcomm | Wcn6850 Firmware | All versions |
| Qualcomm | Wcn6851 Firmware | All versions |
| Qualcomm | Wcn6855 Firmware | All versions |
| Qualcomm | Wcn6856 Firmware | All versions |
| Qualcomm | Wsa8830 Firmware | All versions |
| Qualcomm | Wsa8835 Firmware | All versions |
References
- https://www.qualcomm.com/company/product-security/bulletins/september-2021-bulletinPatch, Vendor Advisory
- https://www.qualcomm.com/company/product-security/bulletins/september-2021-bulletinPatch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-1958?
A race condition in fastrpc kernel driver for dynamic process creation can lead to use after free scenario in Snapdragon Auto, Snapdragon Connectivity, Snapdragon Mobile, Snapdragon Wearables
How severe is CVE-2021-1958?
CVE-2021-1958 has a CVSS score of 6.4/10 (MEDIUM severity). The EPSS model estimates a 0.10% probability of exploitation in the next 30 days.
How do I fix CVE-2021-1958?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2021
- CVE-2021-1952Possible buffer over read occurs due to lack of length check…7.8
- CVE-2021-1953Improper handling of received malformed FTMR request frame c…7.5
- CVE-2021-1954Possible buffer over read due to improper validation of data…7.5
- CVE-2021-1955Denial of service in SAP case due to improper handling of co…7.5
- CVE-2021-1956Improper handling of ASB-U packet with L2CAP channel ID by s…6.5
- CVE-2021-1957Improper Access Control when ACL link encryption is failed a…6.5
- CVE-2021-1959Possible memory corruption due to lack of bound check of inp…7.8
- CVE-2021-1960Improper handling of ASB-C broadcast packets with crafted op…6.5
- CVE-2021-1961Possible buffer overflow due to lack of offset length check …6.7
- CVE-2021-1962Buffer Overflow while processing IOCTL for getting periphera…6.7
- CVE-2021-1963Possible use-after-free due to lack of validation for the ru…6.7
- CVE-2021-1964Possible buffer over read due to improper validation of IE s…7.5
Are you affected by CVE-2021-1958?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST
