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| Who | When | What | Removed | Added |
|---|---|---|---|---|
| Dhananjay Arunesh | 2021-03-16 19:51:00 UTC | Depends On | 1939687 | |
| Dhananjay Arunesh | 2021-03-16 19:52:25 UTC | Blocks | 1919800 | |
| Rohit Keshri | 2021-03-18 11:56:43 UTC | Summary | kernel: DRM Memory Management Double Free Privilege Escalation Vulnerability | CVE-2021-20292 kernel: DRM Memory Management Double Free Privilege Escalation Vulnerability |
| Alias | CVE-2021-20292 | |||
| Eric Christensen | 2021-03-18 13:41:56 UTC | Doc Text | A flaw was found in the Linux kernel. The specific flaw exists within DRM memory management. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to escalate privileges and execute code in the context of the kernel. | |
| Salvatore Bonaccorso | 2021-03-20 07:30:18 UTC | CC | carnil | |
| Flags | needinfo?(darunesh) | |||
| Rohit Keshri | 2021-03-23 07:04:50 UTC | CC | rkeshri | |
| Flags | needinfo?(darunesh) | |||
| Rohit Keshri | 2021-03-23 07:07:18 UTC | CC | esammons, iboverma, jross, mcressma, rt-maint | |
| Rohit Keshri | 2021-03-23 07:16:20 UTC | Depends On | 1941921, 1941920, 1941919 | |
| Rohit Keshri | 2021-03-23 07:25:45 UTC | Fixed In Version | Kernel 5.9 | |
| Rohit Keshri | 2021-03-23 07:41:28 UTC | Doc Text | A flaw was found in the Linux kernel. The specific flaw exists within DRM memory management. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to escalate privileges and execute code in the context of the kernel. | There is a flaw reported in drivers/gpu/drm/nouveau/nouveau_sgdma.c in nouveau_sgdma_create_ttm in Nouveau DRM subsystem. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker with a local account with a root privilege, can leverage this vulnerability to escalate privileges and execute code in the context of the kernel. |
| Rohit Keshri | 2021-03-23 07:45:02 UTC | Comment | 0 | updated |
| Florencio Cano | 2021-03-23 16:46:16 UTC | Depends On | 1942109, 1942108 | |
| Florencio Cano | 2021-03-23 16:47:20 UTC | Priority | low | medium |
| Severity | low | medium | ||
| Red Hat Bugzilla | 2021-05-30 12:03:18 UTC | CC | blc | |
| Red Hat Bugzilla | 2021-05-30 12:44:02 UTC | CC | bhu | |
| Jeff Fearn 🐞 | 2021-06-03 11:15:54 UTC | CC | blc | |
| Jeff Fearn 🐞 | 2021-06-03 12:06:10 UTC | CC | bhu | |
| Dave Airlie | 2021-06-09 19:29:39 UTC | Flags | needinfo?(darunesh) | |
| Dhananjay Arunesh | 2021-06-23 08:05:35 UTC | Flags | needinfo?(darunesh) | needinfo?(rkeshri) |
| Rohit Keshri | 2021-06-24 07:25:18 UTC | Flags | needinfo?(rkeshri) | |
| Red Hat Bugzilla | 2021-09-15 05:46:59 UTC | CC | jglisse | |
| Red Hat Bugzilla | 2022-06-04 08:04:34 UTC | CC | fpacheco | |
| Red Hat Bugzilla | 2022-07-16 03:20:24 UTC | CC | brdeoliv | |
| Red Hat Bugzilla | 2022-12-31 23:36:04 UTC | CC | fhrbata | |
| Red Hat Bugzilla | 2023-04-01 08:41:41 UTC | CC | dhoward | |
| Red Hat Bugzilla | 2023-07-07 08:35:04 UTC | Assignee | security-response-team | nobody |
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