scsi: qla2xxx: Null out freed pointers in qla2x00_mem_alloc() error path
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
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| Linux | Linux | unaffected |
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| Linux | Linux | affected |
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No data.
No data.
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| Linux | Linux Kernel |
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| Linux | Linux Kernel |
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| Source | ID | Title |
|---|---|---|
Debian DLA |
DLA-4850-1 | linux-6.12 security update |
Debian DSA |
DSA-6568-1 | linux security update |
Ubuntu USN |
USN-9019-1 | Linux kernel (Azure) vulnerabilities |
Ubuntu USN |
USN-9020-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-9022-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-9023-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-9024-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-9025-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-9026-1 | Linux kernel (Azure) vulnerabilities |
Ubuntu USN |
USN-9039-1 | Linux kernel (Azure CVM) vulnerabilities |
Ubuntu USN |
USN-9040-1 | Linux kernel (Low Latency NVIDIA) vulnerabilities |
Ubuntu USN |
USN-9066-1 | Linux kernel (HWE) vulnerabilities |
Ubuntu USN |
USN-9091-1 | Linux kernel (NVIDIA Tegra) vulnerabilities |
No CVSS v4.0
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: < 1% (0.217% probability within 30 days)
Key SSVC decision points have not yet been added.
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| Type | Values Removed | Values Added |
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| Weaknesses | CWE-414 CWE-416 CWE-476 |
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| Weaknesses | CWE-1341 | |
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| Metrics |
threat_severity
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cvssV3_1
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| Weaknesses | CWE-414 CWE-416 CWE-476 |
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| Description | In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Null out freed pointers in qla2x00_mem_alloc() error path When qla2x00_mem_alloc() fails, qla2x00_probe_one() jumps to probe_hw_failed and calls qla2x00_mem_free(). Several error labels in qla2x00_mem_alloc() freed adapter members (elsrej.c, purex_dma_pool, flt, sfp_data, loop_id_map, async_pd, sf_init_cb, ex_init_cb, npiv_info) but left the pointers dangling. qla2x00_mem_free() then freed them a second time. Worse, for the dma_pool members it issued dma_pool_free(ha->s_dma_pool, ...) after s_dma_pool had already been destroyed and set to NULL at fail_s_dma_pool, dereferencing a NULL pool. Clear each freed pointer (and its DMA handle) in the error labels so the subsequent qla2x00_mem_free() skips them. | |
| Title | scsi: qla2xxx: Null out freed pointers in qla2x00_mem_alloc() error path | |
| First Time appeared |
Linux
Linux linux Kernel |
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| CPEs | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Linux
Linux linux Kernel |
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| References |
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