[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"repo-stars":3,"vuln-DEBIAN-CVE-2023-52835":6},{"stargazers_count":4,"fetched_at":5},7,"2026-06-04T08:53:30.047Z",{"id":7,"descriptions":8,"cisa":9,"weaknesses":10,"exploits":11,"aliases":12,"duplicate_of":9,"upstream":13,"downstream":16,"duplicates":17,"related":18,"reserved_at":9,"published_at":19,"modified_at":20,"state":9,"summary":21,"references_raw":23,"kevs":30,"epss":9,"epss_history":31,"metrics":32,"affected":39},"DEBIAN-CVE-2023-52835","In the Linux kernel, the following vulnerability has been resolved:  perf/core: Bail out early if the request AUX area is out of bound  When perf-record with a large AUX area, e.g 4GB, it fails with:      #perf record -C 0 -m ,4G -e arm_spe_0// -- sleep 1     failed to mmap with 12 (Cannot allocate memory)  and it reveals a WARNING with __alloc_pages():  \t------------[ cut here ]------------ \tWARNING: CPU: 44 PID: 17573 at mm/page_alloc.c:5568 __alloc_pages+0x1ec/0x248 \tCall trace: \t __alloc_pages+0x1ec/0x248 \t __kmalloc_large_node+0xc0/0x1f8 \t __kmalloc_node+0x134/0x1e8 \t rb_alloc_aux+0xe0/0x298 \t perf_mmap+0x440/0x660 \t mmap_region+0x308/0x8a8 \t do_mmap+0x3c0/0x528 \t vm_mmap_pgoff+0xf4/0x1b8 \t ksys_mmap_pgoff+0x18c/0x218 \t __arm64_sys_mmap+0x38/0x58 \t invoke_syscall+0x50/0x128 \t el0_svc_common.constprop.0+0x58/0x188 \t do_el0_svc+0x34/0x50 \t el0_svc+0x34/0x108 \t el0t_64_sync_handler+0xb8/0xc0 \t el0t_64_sync+0x1a4/0x1a8  'rb->aux_pages' allocated by kcalloc() is a pointer array which is used to maintains AUX trace pages. The allocated page for this array is physically contiguous (and virtually contiguous) with an order of 0..MAX_ORDER. If the size of pointer array crosses the limitation set by MAX_ORDER, it reveals a WARNING.  So bail out early with -ENOMEM if the request AUX area is out of bound, e.g.:      #perf record -C 0 -m ,4G -e arm_spe_0// -- sleep 1     failed to mmap with 12 (Cannot allocate memory)",null,[],[],[],[14],{"_key":15},"CVE-2023-52835",[],[],[],"2024-05-21T16:15:21.023Z","2026-04-28T20:26:47.551712Z",{"cisa_kev":22,"cisa_ransomware":22,"cisa_vendor":9,"epss_severity":9,"epss_score":9,"severity":9,"severity_score":9,"severity_version":9,"severity_source":9,"severity_vector":9,"severity_status":9},false,[24],{"url":25,"sources":26,"tags":28},"https://security-tracker.debian.org/tracker/CVE-2023-52835",[27],"osv_debian",[29],"Advisory",[],[],[33],{"source":27,"cvss_v2_0":9,"cvss_v3_0":9,"cvss_v3_1":34,"cvss_v4_0":9},{"baseScore":35,"baseSeverity":9,"vectorString":36,"impactScore":37,"exploitabilityScore":38},7.8,"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",9.8,4.6,[40],{"ecosystem":41,"name":42,"vendor":43,"product":42,"cpe_part":9,"purl_type":44,"purl_namespace":43,"purl_name":42,"source":9,"versions":45},"Debian","linux","debian","deb",[46,52,55,58],{"version":47,"is_range":48,"range_type":49,"version_start":9,"version_start_type":9,"version_end":50,"version_end_type":51,"fixed_in":9},"lt5_10_205_1",true,"ecosystem","5.10.205-1","excluding",{"version":53,"is_range":48,"range_type":49,"version_start":9,"version_start_type":9,"version_end":54,"version_end_type":51,"fixed_in":9},"lt6_1_64_1","6.1.64-1",{"version":56,"is_range":48,"range_type":49,"version_start":9,"version_start_type":9,"version_end":57,"version_end_type":51,"fixed_in":9},"lt6_6_8_1","6.6.8-1",{"version":56,"is_range":48,"range_type":49,"version_start":9,"version_start_type":9,"version_end":57,"version_end_type":51,"fixed_in":9}]