{
  "cveId": "CVE-2023-52995",
  "url": "https://patchblox.com/security/cve/CVE-2023-52995",
  "summary": "CVE-2023-52995 is fixed in linux on 1 platform, first by DEBIAN-CVE-2023-52995, released March 27, 2025. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "linux: In the Linux kernel, the following vulnerability has been resolved:  riscv/kprobe: Fix instruction simulation of JALR...",
  "description": "In the Linux kernel, the following vulnerability has been resolved:  riscv/kprobe: Fix instruction simulation of JALR  Set kprobe at \u0027jalr 1140(ra)\u0027 of vfs_write results in the following crash:  [   32.092235] Unable to handle kernel access to user memory without uaccess routines at virtual address 00aaaaaad77b1170 [   32.093115] Oops [#1] [   32.093251] Modules linked in: [   32.093626] CPU: 0 PID: 135 Comm: ftracetest Not tainted 6.2.0-rc2-00013-gb0aa5e5df0cb-dirty #16 [   32.093985] Hardware name: riscv-virtio,qemu (DT) [   32.094280] epc : ksys_read\u002B0x88/0xd6 [   32.094855]  ra : ksys_read\u002B0xc0/0xd6 [   32.095016] epc : ffffffff801cda80 ra : ffffffff801cdab8 sp : ff20000000d7bdc0 [   32.095227]  gp : ffffffff80f14000 tp : ff60000080f9cb40 t0 : ffffffff80f13e80 [   32.095500]  t1 : ffffffff8000c29c t2 : ffffffff800dbc54 s0 : ff20000000d7be60 [   32.095716]  s1 : 0000000000000000 a0 : ffffffff805a64ae a1 : ffffffff80a83708 [   32.095921]  a2 : ffffffff80f160a0 a3 : 0000000000000000 a4 : f229b0afdb165300 [   32.096171]  a5 : f229b0afdb165300 a6 : ffffffff80eeebd0 a7 : 00000000000003ff [   32.096411]  s2 : ff6000007ff76800 s3 : fffffffffffffff7 s4 : 00aaaaaad77b1170 [   32.096638]  s5 : ffffffff80f160a0 s6 : ff6000007ff76800 s7 : 0000000000000030 [   32.096865]  s8 : 00ffffffc3d97be0 s9 : 0000000000000007 s10: 00aaaaaad77c9410 [   32.097092]  s11: 0000000000000000 t3 : ffffffff80f13e48 t4 : ffffffff8000c29c [   32.097317]  t5 : ffffffff8000c29c t6 : ffffffff800dbc54 [   32.097505] status: 0000000200000120 badaddr: 00aaaaaad77b1170 cause: 000000000000000d [   32.098011] [\u003Cffffffff801cdb72\u003E] ksys_write\u002B0x6c/0xd6 [   32.098222] [\u003Cffffffff801cdc06\u003E] sys_write\u002B0x2a/0x38 [   32.098405] [\u003Cffffffff80003c76\u003E] ret_from_syscall\u002B0x0/0x2  Since the rs1 and rd might be the same one, such as \u0027jalr 1140(ra)\u0027, hence it requires obtaining the target address from rs1 followed by updating rd.  [Palmer: Pick Guo\u0027s cleanup]",
  "published": "2025-03-27T17:15:48Z",
  "severity": "medium",
  "cvss": 5.5,
  "cvssVector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
  "epss": 0.00258,
  "epssPercentile": 0.17577,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "6.1.11-1",
      "fix": "DEBIAN-CVE-2023-52995",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2023-52995",
      "released": "2025-03-27T17:15:48Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "6.1.11-1",
      "fix": "DEBIAN-CVE-2023-52995",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2023-52995",
      "released": "2025-03-27T17:15:48Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 14",
      "fixedVersion": "6.1.11-1",
      "fix": "DEBIAN-CVE-2023-52995",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2023-52995",
      "released": "2025-03-27T17:15:48Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-09T01:18:40Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}