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CVE-2023-21629

Double Free in Modem

6.8 Medium

Memory Corruption in Modem due to double free while parsing the PKCS15 sim files.

Attack profile

How easy it is to exploit

Attack vector
Physical
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

0.19%Up 0.1 points since Jul 4, 2023
90%50%10%1%

What each source reports

CVE List Score used 6.8

Double Free in Modem

Memory Corruption in Modem due to double free while parsing the PKCS15 sim files.

Record
CVE-2023-21629
CVSS 3.1
6.8 MediumCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-415
Updated
2026-11-02
EUVDEUVD-2023-25796 6.8

Memory Corruption in Modem due to double free while parsing the PKCS15 sim files.

Record
EUVD-2023-25796
CVSS 3.1
6.8 MediumCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-03
GitHub AdvisoriesGHSA-wc7f-hjq2-jvv5 6.8

Memory Corruption in Modem due to double free while parsing the PKCS15 sim files.

Memory Corruption in Modem due to double free while parsing the PKCS15 sim files.

Record
GHSA-wc7f-hjq2-jvv5
CVSS 3.1
6.8 MediumCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-415
Updated
2026-11-02
NVD 6.8

Memory Corruption in Modem due to double free while parsing the PKCS15 sim files.

Record
CVE-2023-21629
CVSS 3.1
6.8 MediumCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-415
Updated
2026-11-02

Affected products

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History

History
RecordedChangedSources
aliases, publishedEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2023-21629 is a medium vulnerability (CVSS 6.8) in Qualcomm 205 Firmware, published July 4, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.19%, the 8th percentile. No source names a fixed version.

References

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