CVE-2021-47115

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-47115
Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority.
CVSS

No CVSS.

References

No reference.

Configurations

No configuration.

History

18 Mar 2024, 11:15

Type Values Removed Values Added
Summary (en) In the Linux kernel, the following vulnerability has been resolved: nfc: fix NULL ptr dereference in llcp_sock_getname() after failed connect It's possible to trigger NULL pointer dereference by local unprivileged user, when calling getsockname() after failed bind() (e.g. the bind fails because LLCP_SAP_MAX used as SAP): BUG: kernel NULL pointer dereference, address: 0000000000000000 CPU: 1 PID: 426 Comm: llcp_sock_getna Not tainted 5.13.0-rc2-next-20210521+ #9 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.14.0-1 04/01/2014 Call Trace: llcp_sock_getname+0xb1/0xe0 __sys_getpeername+0x95/0xc0 ? lockdep_hardirqs_on_prepare+0xd5/0x180 ? syscall_enter_from_user_mode+0x1c/0x40 __x64_sys_getpeername+0x11/0x20 do_syscall_64+0x36/0x70 entry_SYSCALL_64_after_hwframe+0x44/0xae This can be reproduced with Syzkaller C repro (bind followed by getpeername): https://syzkaller.appspot.com/x/repro.c?x=14def446e00000 (en) Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority.
References
  • {'url': 'https://git.kernel.org/stable/c/0c4559736d9a4ec1ca58ba98ca34e7c4da4c422b', 'source': '416baaa9-dc9f-4396-8d5f-8c081fb06d67'}
  • {'url': 'https://git.kernel.org/stable/c/39c15bd2e5d11bcf7f4c3dba2aad9e1e110a5d94', 'source': '416baaa9-dc9f-4396-8d5f-8c081fb06d67'}
  • {'url': 'https://git.kernel.org/stable/c/48ee0db61c8299022ec88c79ad137f290196cac2', 'source': '416baaa9-dc9f-4396-8d5f-8c081fb06d67'}
  • {'url': 'https://git.kernel.org/stable/c/4ac06a1e013cf5fdd963317ffd3b968560f33bba', 'source': '416baaa9-dc9f-4396-8d5f-8c081fb06d67'}
  • {'url': 'https://git.kernel.org/stable/c/5d4c4b06ed9fb7a69d0b2e2a73fc73226d25ab70', 'source': '416baaa9-dc9f-4396-8d5f-8c081fb06d67'}
  • {'url': 'https://git.kernel.org/stable/c/93e4ac2a9979a9a4ecc158409ed9c3044dc0ae1f', 'source': '416baaa9-dc9f-4396-8d5f-8c081fb06d67'}
  • {'url': 'https://git.kernel.org/stable/c/eb6875d48590d8e564092e831ff07fa384d7e477', 'source': '416baaa9-dc9f-4396-8d5f-8c081fb06d67'}
  • {'url': 'https://git.kernel.org/stable/c/ffff05b9ee5c74c04bba2801c1f99b31975d74d9', 'source': '416baaa9-dc9f-4396-8d5f-8c081fb06d67'}

15 Mar 2024, 21:15

Type Values Removed Values Added
New CVE
Information

Published : 2024-03-15 21:15

Updated : 2024-03-18 11:15

NVD link : CVE-2021-47115

Mitre link : CVE-2021-47115

CVE.ORG link : CVE-2021-47115

JSON object : View

Products Affected

No product.

CWE

No CWE.