Answer in brief
CVE-2023-52502 records a High severity (CVSS 8.8) vulnerability in net: nfc: fix races in nfc_llcp_sock_get() and nfc_llcp_sock_get_sn(). The current sources do not mark it as known exploited. The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
Answer in brief
CVE-2023-52502 records a High severity (CVSS 8.8) vulnerability in net: nfc: fix races in nfc_llcp_sock_get() and nfc_llcp_sock_get_sn(). The current sources do not mark it as known exploited. The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 8.8. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
| Product | Affected versions | Fixed versions |
|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:linux:linux_kernel:6.6:rc1:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:linux:linux_kernel:6.6:rc2:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:linux:linux_kernel:6.6:rc3:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:linux:linux_kernel:6.6:rc4:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:linux:linux_kernel:6.6:rc5:*:*:*:*:*:* | Not reported | Not reported |
| Package | Affected range | Fixed version |
|---|---|---|
| Linux/Linuxgeneric | >=8f50020ed9b81ba909ce9573f9d05263cdebf502 <e863f5720a5680e50c4cecf12424d7cc31b3eb0a || >=8f50020ed9b81ba909ce9573f9d05263cdebf502 <7adcf014bda16cdbf804af5c164d94d5d025db2d || >=8f50020ed9b81ba909ce9573f9d05263cdebf502 <6ac22ecdaad2ecc662048f8c6b0ceb1ca0699ef9 || >=8f50020ed9b81ba909ce9573f9d05263cdebf502 <d888d3f70b0de32b4f51534175f039ddab15eef8 || >=8f50020ed9b81ba909ce9573f9d05263cdebf502 <e4f2611f07c87b3ddb57c4b9e8efcd1e330fc3dc || >=8f50020ed9b81ba909ce9573f9d05263cdebf502 <d1af8a39cf839d93c8967fdd858f6bbdc3e4a15c || >=8f50020ed9b81ba909ce9573f9d05263cdebf502 <31c07dffafce914c1d1543c135382a11ff058d93 | e863f5720a5680e50c4cecf12424d7cc31b3eb0a, 7adcf014bda16cdbf804af5c164d94d5d025db2d, 6ac22ecdaad2ecc662048f8c6b0ceb1ca0699ef9, d888d3f70b0de32b4f51534175f039ddab15eef8, e4f2611f07c87b3ddb57c4b9e8efcd1e330fc3dc, d1af8a39cf839d93c8967fdd858f6bbdc3e4a15c, 31c07dffafce914c1d1543c135382a11ff058d93 |
| Linux/Linuxgeneric | 3.6 | Not reported |
Published upstream
Mar 2, 2024
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 5, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 4, 2026
In the Linux kernel, the following vulnerability has been resolved: net: nfc: fix races in nfc_llcp_sock_get() and nfc_llcp_sock_get_sn() Sili Luo reported a race in nfc_llcp_sock_get(), leading to UAF. Getting a reference on the socket found in a lookup while holding a lock should happen before releasing the lock. nfc_llcp_sock_get_sn() has a similar problem. Finally nfc_llcp_recv_snl() needs to make sure the socket found by nfc_llcp_sock_from_sn() does not disappear.
Quoted source text, attributed separately from HOL analysis.
CVSS is 8.8. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
| Product | Affected versions | Fixed versions |
|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:linux:linux_kernel:6.6:rc1:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:linux:linux_kernel:6.6:rc2:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:linux:linux_kernel:6.6:rc3:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:linux:linux_kernel:6.6:rc4:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:linux:linux_kernel:6.6:rc5:*:*:*:*:*:* | Not reported | Not reported |
| Package | Affected range | Fixed version |
|---|---|---|
| Linux/Linuxgeneric | >=8f50020ed9b81ba909ce9573f9d05263cdebf502 <e863f5720a5680e50c4cecf12424d7cc31b3eb0a || >=8f50020ed9b81ba909ce9573f9d05263cdebf502 <7adcf014bda16cdbf804af5c164d94d5d025db2d || >=8f50020ed9b81ba909ce9573f9d05263cdebf502 <6ac22ecdaad2ecc662048f8c6b0ceb1ca0699ef9 || >=8f50020ed9b81ba909ce9573f9d05263cdebf502 <d888d3f70b0de32b4f51534175f039ddab15eef8 || >=8f50020ed9b81ba909ce9573f9d05263cdebf502 <e4f2611f07c87b3ddb57c4b9e8efcd1e330fc3dc || >=8f50020ed9b81ba909ce9573f9d05263cdebf502 <d1af8a39cf839d93c8967fdd858f6bbdc3e4a15c || >=8f50020ed9b81ba909ce9573f9d05263cdebf502 <31c07dffafce914c1d1543c135382a11ff058d93 | e863f5720a5680e50c4cecf12424d7cc31b3eb0a, 7adcf014bda16cdbf804af5c164d94d5d025db2d, 6ac22ecdaad2ecc662048f8c6b0ceb1ca0699ef9, d888d3f70b0de32b4f51534175f039ddab15eef8, e4f2611f07c87b3ddb57c4b9e8efcd1e330fc3dc, d1af8a39cf839d93c8967fdd858f6bbdc3e4a15c, 31c07dffafce914c1d1543c135382a11ff058d93 |
| Linux/Linuxgeneric | 3.6 | Not reported |
Published upstream
Mar 2, 2024
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 5, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 4, 2026
In the Linux kernel, the following vulnerability has been resolved: net: nfc: fix races in nfc_llcp_sock_get() and nfc_llcp_sock_get_sn() Sili Luo reported a race in nfc_llcp_sock_get(), leading to UAF. Getting a reference on the socket found in a lookup while holding a lock should happen before releasing the lock. nfc_llcp_sock_get_sn() has a similar problem. Finally nfc_llcp_recv_snl() needs to make sure the socket found by nfc_llcp_sock_from_sn() does not disappear.
Quoted source text, attributed separately from HOL analysis.