CVE-2023-21666
Improper Release of Memory Before Removing Last Reference (`Memory Leak`) in Graphics
8.4 HighFix available
Memory Corruption in Graphics while accessing a buffer allocated through the graphics pool.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
0.18%Up 0.1 points since May 2, 2023
What each source reports
CVE List Score used
Improper Release of Memory Before Removing Last Reference (`Memory Leak`) in Graphics
Memory Corruption in Graphics while accessing a buffer allocated through the graphics pool.
- Record
CVE-2023-21666- CVSS 3.1
- 8.4 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-401
- Updated
- 2026-11-02
EUVDEUVD-2023-25833
Memory Corruption in Graphics while accessing a buffer allocated through the graphics pool.
- Record
EUVD-2023-25833- CVSS 3.1
- 8.4 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-pwqv-pfwc-3854
Memory Corruption in Graphics while accessing a buffer allocated through the graphics pool.
Memory Corruption in Graphics while accessing a buffer allocated through the graphics pool.
- Record
GHSA-pwqv-pfwc-3854- CVSS 3.1
- 8.4 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-401
- Updated
- 2026-11-02
NVD
Memory Corruption in Graphics while accessing a buffer allocated through the graphics pool.
- Record
CVE-2023-21666- CVSS 3.1
- 8.4 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-401
- Updated
- 2026-11-02
Affected products
- qualcomm 8905 firmware
- qualcomm 8909 firmware
- qualcomm 8917 firmware
- qualcomm 8953 firmware
- qualcomm 8953pro firmware
- qualcomm 8998 firmware
- qualcomm apq5053-aa firmware
- qualcomm apq8053-aa firmware
- qualcomm apq8053-ac firmware
- qualcomm apq8053-lite firmware
- qualcomm flight rb5 5g platform firmware
- qualcomm home hub 100 platform firmware
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- qualcomm mdm9250 firmware
- qualcomm mdm9628 firmware
- qualcomm mdm9650 firmware
- qualcomm msm8108 firmware
- qualcomm msm8209 firmware
- qualcomm msm8608 firmware
- qualcomm msm8909w firmware
- qualcomm qca6174 firmware
- qualcomm qca6174a firmware
- qualcomm qca6310 firmware
- qualcomm qca6320 firmware
- qualcomm qca6335 firmware
- qualcomm qca6390 firmware
- qualcomm qca6391 firmware
- qualcomm qca6420 firmware
- qualcomm qca6421 firmware
- qualcomm qca6426 firmware
- qualcomm qca6430 firmware
- qualcomm qca6431 firmware
- qualcomm qca6436 firmware
- qualcomm qca6564 firmware
- qualcomm qca6564a firmware
- qualcomm qca6564au firmware
- qualcomm qca6574 firmware
- qualcomm qca6574a firmware
- qualcomm qca6574au firmware
- qualcomm qca6595 firmware
- qualcomm qca6595au firmware
- qualcomm qca6696 firmware
- qualcomm qca8337 firmware
- qualcomm qca9367 firmware
- qualcomm qca9377 firmware
- qualcomm qca9379 firmware
- qualcomm qcm2290 firmware
- qualcomm qcm4290 firmware
- qualcomm qcm6125 firmware
- qualcomm qcn9011 firmware
- qualcomm qcn9012 firmware
- qualcomm qcn9074 firmware
- qualcomm qcs2290 firmware
- qualcomm qcs410 firmware
- qualcomm qcs4290 firmware
- qualcomm qcs605 firmware
- qualcomm qcs610 firmware
- qualcomm qcs6125 firmware
- qualcomm qcs8155 firmware
- qualcomm qcs8250 firmware
- qualcomm qm215 firmware
- qualcomm qrb5165 firmware
- qualcomm qrb5165m firmware
- qualcomm qrb5165n firmware
- qualcomm qsm8250 firmware
- qualcomm sa6145p firmware
- qualcomm sa6150p firmware
- qualcomm sa6155 firmware
- qualcomm sa6155p firmware
- qualcomm sa8145p firmware
- qualcomm sa8150p firmware
- qualcomm sa8155 firmware
- qualcomm sa8155p firmware
- qualcomm sa8195p firmware
- qualcomm sd626 firmware
- qualcomm sd660 firmware
- qualcomm sd670 firmware
- qualcomm sd675 firmware
- qualcomm sd730 firmware
- qualcomm sd835 firmware
- qualcomm sd855 firmware
- qualcomm sd865 5g firmware
- qualcomm sd 675 firmware
- qualcomm sda\/sdm845 firmware
- qualcomm sdm429 firmware
- qualcomm sdm429w firmware
- qualcomm sdm439 firmware
- qualcomm sdm450 firmware
- qualcomm sdm660 firmware
- qualcomm sdm670 firmware
- qualcomm sdm710 firmware
- qualcomm sdm845 firmware
- qualcomm sdx20m firmware
- qualcomm sdx55 firmware
- qualcomm sm4125 firmware
- qualcomm sm4250-aa firmware
- qualcomm sm6115 firmware
- qualcomm sm6125 firmware
- qualcomm sm6150-ac firmware
- qualcomm sm6150 firmware
- qualcomm sm6225-ad firmware
- qualcomm sm6225 firmware
- qualcomm sm6250 firmware
- qualcomm sm6250p firmware
- qualcomm sm6350 firmware
- qualcomm sm7125 firmware
- qualcomm sm7150-aa firmware
- qualcomm sm7150-ab firmware
- qualcomm sm7150-ac firmware
- qualcomm sm7225 firmware
- qualcomm sm7250-aa firmware
- qualcomm sm7250-ab firmware
- qualcomm sm7250-ac firmware
- qualcomm sm7250p firmware
- qualcomm sm8250-ab firmware
- qualcomm sm8250-ac firmware
- qualcomm snapdragon 1200 wearable platform firmware
- qualcomm snapdragon 208 processor firmware
- qualcomm snapdragon 632 mobile platform firmware
- qualcomm snapdragon 820 automotive platform firmware
- qualcomm snapdragon auto 4g modem firmware
- qualcomm snapdragon auto 5g modem-rf firmware
- qualcomm snapdragon wear 2100 platform firmware
- qualcomm snapdragon wear 2500 platform firmware
- qualcomm snapdragon wear 3100 platform firmware
- qualcomm snapdragon wear 4100\+ platform firmware
- qualcomm snapdragon x20 lte modem firmware
- qualcomm snapdragon x24 lte modem firmware
- qualcomm snapdragon x50 5g modem-rf system firmware
- qualcomm snapdragon x55 5g modem-rf system firmware
- qualcomm snapdragon x5 lte modem firmware
- qualcomm snapdragon xr1 platform firmware
- qualcomm snapdragon xr2\+ gen 1 platform firmware
- qualcomm snapdragon xr2 5g platform firmware
- qualcomm sxr1120 firmware
- qualcomm sxr2130 firmware
- qualcomm wcd9326 firmware
- qualcomm wcd9330 firmware
- qualcomm wcd9335 firmware
- qualcomm wcd9340 firmware
- qualcomm wcd9341 firmware
- qualcomm wcd9370 firmware
- qualcomm wcd9371 firmware
- qualcomm wcd9375 firmware
- qualcomm wcd9380 firmware
- qualcomm wcd9385 firmware
- qualcomm wcn3610 firmware
- qualcomm wcn3615 firmware
- qualcomm wcn3620 firmware
- qualcomm wcn3660 firmware
- qualcomm wcn3660b firmware
- qualcomm wcn3680 firmware
- qualcomm wcn3680b firmware
- qualcomm wcn3910 firmware
- qualcomm wcn3950 firmware
- qualcomm wcn3980 firmware
- qualcomm wcn3988 firmware
- qualcomm wcn3990 firmware
- qualcomm wcn3998 firmware
- qualcomm wcn3999 firmware
- qualcomm wcn685x-1 firmware
- qualcomm wcn685x-5 firmware
- qualcomm wsa8810 firmware
- qualcomm wsa8815 firmware
- qualcomm wsa8830 firmware
- qualcomm wsa8835 firmware
- qualcomm, inc. snapdragon
Affected packages
| Package | Affected | Fixed |
|---|---|---|
:linux_kernel:QualcommAndroid |
SoCVersion:0 up to SoCVersion:2023-05-05, plus listed versions SoCVersion |
SoCVersion:2023-05-05 |
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | OSV | |
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-21666 is a high vulnerability (CVSS 8.4) in Qualcomm 8905 Firmware, published May 1, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.18%, the 7th percentile. Fixed in :linux_kernel:Qualcomm SoCVersion:2023-05-05.
References
qualcomm.com/company/product-security/bulletins/may-2023-bulletin
packetstormsecurity.com/files/172664/Qualcomm-Adreno-KGSL-Data-Leakage.html
nvd.nist.gov/vuln/detail/CVE-2023-21666
github.com/advisories/GHSA-pwqv-pfwc-3854
source.android.com/security/bulletin/2023-05-01
git.codelinaro.org/clo/la/kernel/msm-4.19/-/commit/9968fcdd9d1c853d0c6472307510a81f5db398da