CWE-14
Compiler Removal of Code to Clear Buffers
Description
Sensitive memory is cleared according to the source code, but compiler optimizations leave the memory untouched when it is not read from again, aka "dead store removal."
Hierarchy (View 1000)
Parents
Children
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CVEs mapped to this weakness (10)
| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2025-64646 | Med | 0.40 | 6.2 | 0.00 | Mar 25, 2026 | IBM Concert 1.0.0 through 2.2.0 could allow an attacker to access sensitive information in memory due to the buffer not properly clearing resources. | ||
| CVE-2023-32100 | Med | 0.34 | 5.3 | 0.00 | May 18, 2023 | Compiler removal of buffer clearing in sli_se_driver_mac_compute in Silicon Labs Gecko Platform SDK v4.2.1 and earlier results in key material duplication to RAM. | ||
| CVE-2023-32099 | Med | 0.34 | 5.3 | 0.01 | May 18, 2023 | Compiler removal of buffer clearing in sli_se_sign_hash in Silicon Labs Gecko Platform SDK v4.2.1 and earlier results in key material duplication to RAM. | ||
| CVE-2023-32098 | Med | 0.34 | 5.3 | 0.01 | May 18, 2023 | Compiler removal of buffer clearing in sli_se_sign_message in Silicon Labs Gecko Platform SDK v4.2.1 and earlier results in key material duplication to RAM. | ||
| CVE-2023-2481 | Med | 0.34 | 5.3 | 0.00 | May 18, 2023 | Compiler removal of buffer clearing in sli_se_opaque_import_key in Silicon Labs Gecko Platform SDK v4.2.1 and earlier results in key material duplication to RAM. | ||
| CVE-2023-1132 | Med | 0.34 | 5.3 | 0.00 | May 18, 2023 | Compiler removal of buffer clearing in sli_se_driver_key_agreement in Silicon Labs Gecko Platform SDK v4.2.1 and earlier results in key material duplication to RAM. | ||
| CVE-2026-48984 | Med | 0.24 | 4.7 | 0.00 | Jun 18, 2026 | pam_usb provides hardware authentication for Linux using ordinary removable media. In versions 0.9.1 and below, the xfree() memory release helper in calls free() without first zeroing the buffer contents, releasing heap-allocated buffers containing sensitive data — including… | ||
| CVE-2023-32097 | Low | 0.20 | 3.1 | 0.00 | May 18, 2023 | Compiler removal of buffer clearing in sli_crypto_transparent_aead_decrypt_tag in Silicon Labs Gecko Platform SDK v4.2.1 and earlier results in key material duplication to RAM. | ||
| CVE-2023-32096 | Low | 0.20 | 3.1 | 0.00 | May 18, 2023 | Compiler removal of buffer clearing in sli_crypto_transparent_aead_encrypt_tag in Silicon Labs Gecko Platform SDK v4.2.1 and earlier results in key material duplication to RAM. | ||
| CVE-2023-0965 | Low | 0.20 | 3.1 | 0.00 | May 18, 2023 | Compiler removal of buffer clearing in sli_cryptoacc_transparent_key_agreement in Silicon Labs Gecko Platform SDK v4.2.1 and earlier results in key material duplication to RAM. |
- risk 0.40cvss 6.2epss 0.00
IBM Concert 1.0.0 through 2.2.0 could allow an attacker to access sensitive information in memory due to the buffer not properly clearing resources.
- risk 0.34cvss 5.3epss 0.00
Compiler removal of buffer clearing in sli_se_driver_mac_compute in Silicon Labs Gecko Platform SDK v4.2.1 and earlier results in key material duplication to RAM.
- risk 0.34cvss 5.3epss 0.01
Compiler removal of buffer clearing in sli_se_sign_hash in Silicon Labs Gecko Platform SDK v4.2.1 and earlier results in key material duplication to RAM.
- risk 0.34cvss 5.3epss 0.01
Compiler removal of buffer clearing in sli_se_sign_message in Silicon Labs Gecko Platform SDK v4.2.1 and earlier results in key material duplication to RAM.
- risk 0.34cvss 5.3epss 0.00
Compiler removal of buffer clearing in sli_se_opaque_import_key in Silicon Labs Gecko Platform SDK v4.2.1 and earlier results in key material duplication to RAM.
- risk 0.34cvss 5.3epss 0.00
Compiler removal of buffer clearing in sli_se_driver_key_agreement in Silicon Labs Gecko Platform SDK v4.2.1 and earlier results in key material duplication to RAM.
- risk 0.24cvss 4.7epss 0.00
pam_usb provides hardware authentication for Linux using ordinary removable media. In versions 0.9.1 and below, the xfree() memory release helper in calls free() without first zeroing the buffer contents, releasing heap-allocated buffers containing sensitive data — including…
- risk 0.20cvss 3.1epss 0.00
Compiler removal of buffer clearing in sli_crypto_transparent_aead_decrypt_tag in Silicon Labs Gecko Platform SDK v4.2.1 and earlier results in key material duplication to RAM.
- risk 0.20cvss 3.1epss 0.00
Compiler removal of buffer clearing in sli_crypto_transparent_aead_encrypt_tag in Silicon Labs Gecko Platform SDK v4.2.1 and earlier results in key material duplication to RAM.
- risk 0.20cvss 3.1epss 0.00
Compiler removal of buffer clearing in sli_cryptoacc_transparent_key_agreement in Silicon Labs Gecko Platform SDK v4.2.1 and earlier results in key material duplication to RAM.