{"vulnerability": "CVE-2024-42300", "sightings": [{"uuid": "b70951ce-1972-427a-8098-7e43451a5ab6", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "2a075640-a300-48a4-bb44-bc6130783b9b", "vulnerability": "CVE-2024-42300", "type": "seen", "source": "https://t.me/cvedetector/3408", "content": "{\n  \"Source\": \"CVE FEED\",\n  \"Title\": \"CVE-2024-42300 - Alibaba Cloud ECS Erofs Kernel Race Condition Vulnerability\", \n  \"Content\": \"CVE ID : CVE-2024-42300 \nPublished : Aug. 17, 2024, 9:15 a.m. | 42\u00a0minutes ago \nDescription : In the Linux kernel, the following vulnerability has been resolved:  \n  \nerofs: fix race in z_erofs_get_gbuf()  \n  \nIn z_erofs_get_gbuf(), the current task may be migrated to another  \nCPU between `z_erofs_gbuf_id()` and `spin_lock(&gbuf->lock)`.  \n  \nTherefore, z_erofs_put_gbuf() will trigger the following issue  \nwhich was found by stress test:  \n  \n[772156.434168] kernel BUG at fs/erofs/zutil.c:58!  \n..  \n[772156.435007]  \n[772156.439237] CPU: 0 PID: 3078 Comm: stress Kdump: loaded Tainted: G            E      6.10.0-rc7+ #2  \n[772156.439239] Hardware name: Alibaba Cloud Alibaba Cloud ECS, BIOS 1.0.0 01/01/2017  \n[772156.439241] pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)  \n[772156.439243] pc : z_erofs_put_gbuf+0x64/0x70 [erofs]  \n[772156.439252] lr : z_erofs_lz4_decompress+0x600/0x6a0 [erofs]  \n..  \n[772156.445958] stress (3127): drop_caches: 1  \n[772156.446120] Call trace:  \n[772156.446121]  z_erofs_put_gbuf+0x64/0x70 [erofs]  \n[772156.446761]  z_erofs_lz4_decompress+0x600/0x6a0 [erofs]  \n[772156.446897]  z_erofs_decompress_queue+0x740/0xa10 [erofs]  \n[772156.447036]  z_erofs_runqueue+0x428/0x8c0 [erofs]  \n[772156.447160]  z_erofs_readahead+0x224/0x390 [erofs]  \n.. \nSeverity: 0.0 | NA \nVisit the link for more details, such as CVSS details, affected products, timeline, and more...\",\n  \"Detection Date\": \"17 Aug 2024\",\n  \"Type\": \"Vulnerability\"\n}\n\ud83d\udd39 t.me/cvedetector \ud83d\udd39", "creation_timestamp": "2024-08-17T12:18:49.000000Z"}]}