Answer in brief
CVE-2026-46189 records a High severity (CVSS 7.8) vulnerability in RDMA/vmw_pvrdma: Fix double free on pvrdma_alloc_ucontext() error path. 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-2026-46189 records a High severity (CVSS 7.8) vulnerability in RDMA/vmw_pvrdma: Fix double free on pvrdma_alloc_ucontext() error path. 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 7.8. 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.
| Package | Affected range | Fixed version |
|---|---|---|
| Linux/Linuxgeneric | >=29c8d9eba550c6d73d17cc1618a9f5f2a7345aa1 <269967d7693304e1f06ed2dff4ebbbeeb397cda4 || >=29c8d9eba550c6d73d17cc1618a9f5f2a7345aa1 <1df5711121cdc11e76b889408fdbe459feba1d39 || >=29c8d9eba550c6d73d17cc1618a9f5f2a7345aa1 <3a231c34c5bc3d3cfc850b877758ec9fdaa8a483 || >=29c8d9eba550c6d73d17cc1618a9f5f2a7345aa1 <ecc36a82ecfcfdf3c6606d209f22ec5543c410e0 || >=29c8d9eba550c6d73d17cc1618a9f5f2a7345aa1 <45d25e3ec17900bf5a9d6876ff16ceee31c4c0e0 || >=29c8d9eba550c6d73d17cc1618a9f5f2a7345aa1 <0c63333ff97bd1275294fd12840a0efe9d7a4c59 || >=29c8d9eba550c6d73d17cc1618a9f5f2a7345aa1 <935ee27d0904aa944cbcc979094c20e5ef62eead || >=29c8d9eba550c6d73d17cc1618a9f5f2a7345aa1 <e38e86995df27f1f854063dab1f0c6a513db3faf | 269967d7693304e1f06ed2dff4ebbbeeb397cda4, 1df5711121cdc11e76b889408fdbe459feba1d39, 3a231c34c5bc3d3cfc850b877758ec9fdaa8a483, ecc36a82ecfcfdf3c6606d209f22ec5543c410e0, 45d25e3ec17900bf5a9d6876ff16ceee31c4c0e0, 0c63333ff97bd1275294fd12840a0efe9d7a4c59, 935ee27d0904aa944cbcc979094c20e5ef62eead, e38e86995df27f1f854063dab1f0c6a513db3faf |
| Linux/Linuxgeneric | 4.10 | Not reported |
Published upstream
May 28, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Jul 30, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Jul 1, 2026
In the Linux kernel, the following vulnerability has been resolved: RDMA/vmw_pvrdma: Fix double free on pvrdma_alloc_ucontext() error path Sashiko points out that pvrdma_uar_free() is already called within pvrdma_dealloc_ucontext(), so calling it before triggers a double free.
Quoted source text, attributed separately from HOL analysis.
CVSS is 7.8. 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.
| Package | Affected range | Fixed version |
|---|---|---|
| Linux/Linuxgeneric | >=29c8d9eba550c6d73d17cc1618a9f5f2a7345aa1 <269967d7693304e1f06ed2dff4ebbbeeb397cda4 || >=29c8d9eba550c6d73d17cc1618a9f5f2a7345aa1 <1df5711121cdc11e76b889408fdbe459feba1d39 || >=29c8d9eba550c6d73d17cc1618a9f5f2a7345aa1 <3a231c34c5bc3d3cfc850b877758ec9fdaa8a483 || >=29c8d9eba550c6d73d17cc1618a9f5f2a7345aa1 <ecc36a82ecfcfdf3c6606d209f22ec5543c410e0 || >=29c8d9eba550c6d73d17cc1618a9f5f2a7345aa1 <45d25e3ec17900bf5a9d6876ff16ceee31c4c0e0 || >=29c8d9eba550c6d73d17cc1618a9f5f2a7345aa1 <0c63333ff97bd1275294fd12840a0efe9d7a4c59 || >=29c8d9eba550c6d73d17cc1618a9f5f2a7345aa1 <935ee27d0904aa944cbcc979094c20e5ef62eead || >=29c8d9eba550c6d73d17cc1618a9f5f2a7345aa1 <e38e86995df27f1f854063dab1f0c6a513db3faf | 269967d7693304e1f06ed2dff4ebbbeeb397cda4, 1df5711121cdc11e76b889408fdbe459feba1d39, 3a231c34c5bc3d3cfc850b877758ec9fdaa8a483, ecc36a82ecfcfdf3c6606d209f22ec5543c410e0, 45d25e3ec17900bf5a9d6876ff16ceee31c4c0e0, 0c63333ff97bd1275294fd12840a0efe9d7a4c59, 935ee27d0904aa944cbcc979094c20e5ef62eead, e38e86995df27f1f854063dab1f0c6a513db3faf |
| Linux/Linuxgeneric | 4.10 | Not reported |
Published upstream
May 28, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Jul 30, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Jul 1, 2026
In the Linux kernel, the following vulnerability has been resolved: RDMA/vmw_pvrdma: Fix double free on pvrdma_alloc_ucontext() error path Sashiko points out that pvrdma_uar_free() is already called within pvrdma_dealloc_ucontext(), so calling it before triggers a double free.
Quoted source text, attributed separately from HOL analysis.