cifs: Fix memory leak when build ntlmssp negotiate blob failed (Linux Linux)
En bref
- Source
- NVD
- EPSS
- EPSS 0.18 % · centile 8 ()
- État
- PUBLISHED
- Publiée
- Mise à jour
- Attribuée par
- Linux
- Statut NVD
- Modified
Description
In the Linux kernel, the following vulnerability has been resolved: cifs: Fix memory leak when build ntlmssp negotiate blob failed There is a memory leak when mount cifs: unreferenced object 0xffff888166059600 (size 448): comm "mount.cifs", pid 51391, jiffies 4295596373 (age 330.596s) hex dump (first 32 bytes): fe 53 4d 42 40 00 00 00 00 00 00 00 01 00 82 00 .SMB@........... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000060609a61>] mempool_alloc+0xe1/0x260 [<00000000adfa6c63>] cifs_small_buf_get+0x24/0x60 [<00000000ebb404c7>] __smb2_plain_req_init+0x32/0x460 [<00000000bcf875b4>] SMB2_sess_alloc_buffer+0xa4/0x3f0 [<00000000753a2987>] SMB2_sess_auth_rawntlmssp_negotiate+0xf5/0x480 [<00000000f0c1f4f9>] SMB2_sess_setup+0x253/0x410 [<00000000a8b83303>] cifs_setup_session+0x18f/0x4c0 [<00000000854bd16d>] cifs_get_smb_ses+0xae7/0x13c0 [<000000006cbc43d9>] mount_get_conns+0x7a/0x730 [<000000005922d816>] cifs_mount+0x103/0xd10 [<00000000e33def3b>] cifs_smb3_do_mount+0x1dd/0xc90 [<0000000078034979>] smb3_get_tree+0x1d5/0x300 [<000000004371f980>] vfs_get_tree+0x41/0xf0 [<00000000b670d8a7>] path_mount+0x9b3/0xdd0 [<000000005e839a7d>] __x64_sys_mount+0x190/0x1d0 [<000000009404c3b9>] do_syscall_64+0x35/0x80 When build ntlmssp negotiate blob failed, the session setup request should be freed.
Faiblesses (CWE)
- CWE-401 — Mémoire non libérée après sa durée de vie utile
Références
Scores
| Version | Score | Vecteur | Évalué par |
|---|---|---|---|
| CVSS 3.1 | MEDIUM 5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H | CISA-ADP |
| CVSS 3.1 | MEDIUM 5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H | NVD · nvd@nist.gov (Primary) |
| CVSS 3.1 | MEDIUM 5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H | NVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary) |
Références européennes
- ENISA EUVD · EUVD-2022-55626
- GCVE · GCVE-0-2022-50372
Avis du CERT-FR
- CERTFR-2025-AVI-0921 — Multiples vulnérabilités dans le noyau Linux de SUSE · cert.ssi.gouv.fr
- CERTFR-2025-AVI-0895 — Multiples vulnérabilités dans le noyau Linux de SUSE · cert.ssi.gouv.fr
Configurations affectées (CPE NVD)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*≥ 5.16 < 6.0.6cpe:2.3:o:linux:linux_kernel:6.1:rc1:*:*:*:*:*:*
Produits affectés
| Produit | Versions |
|---|---|
| Linux · Linux | affected 49bd49f983b5026e4557d31c5d737d9657c4113e < fa5a70bdd5e565c8696fb04dfe18a4e8aff4695d ; affected 49bd49f983b5026e4557d31c5d737d9657c4113e < 30b2d7f8f13664655480d6af45f60270b3eb6736 |
| Linux · Linux | affected 5.16 ; unaffected 0 < 5.16 ; unaffected 6.0.6 ≤ 6.0.* ; unaffected 6.1 ≤ * |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |