smb/client: fix possible infinite loop and oob read in symlink_data() (Linux Linux)

CVE-2026-52967
HIGH 8.1

En bref

Source
NVD
EPSS
EPSS 0.39 % · centile 33 ()
État
PUBLISHED
Publiée
Mise à jour
Attribuée par
Linux
Statut NVD
Modified

Description

In the Linux kernel, the following vulnerability has been resolved: smb/client: fix possible infinite loop and oob read in symlink_data() On 32-bit architectures, the infinite loop is as follows: len = p->ErrorDataLength == 0xfffffff8 u8 *next = p->ErrorContextData + len next == p On 32-bit architectures, the out-of-bounds read is as follows: len = p->ErrorDataLength == 0xfffffff0 u8 *next = p->ErrorContextData + len next == (u8 *)p - 8

Faiblesses (CWE)

Références

Scores

VersionScoreVecteurÉvalué par
CVSS 3.1HIGH 8.1CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:HLinux
CVSS 3.1HIGH 8.1CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:HNVD · 416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Secondary)

Références européennes

Avis du CERT-FR

Configurations affectées (CPE NVD)

Produits affectés

ProduitVersions
Linux · Linuxaffected 76894f3e2f71177747b8b4763fb180e800279585 < 1cfa2d59f669db28d6292d10ff87ca6837c781b0 ; affected 76894f3e2f71177747b8b4763fb180e800279585 < b41598bf54b3fe528994e573df6008f8f4d0a4f4 ; affected 76894f3e2f71177747b8b4763fb180e800279585 < cd4b9b662f0fb9aa97ee6bf9034eca76fc6cab23 ; affected 76894f3e2f71177747b8b4763fb180e800279585 < 97a05b0ae9ea5ec052be2eef0f9cc7ce03501bbb ; affected 76894f3e2f71177747b8b4763fb180e800279585 < 1b9331b16b0ed9414dcf7583d8134bdfeb117aae ; affected 76894f3e2f71177747b8b4763fb180e800279585 < 7d9a7f1f96cd617ee9e75bb22217c709038e26b8
Linux · Linuxaffected 6.1 ; unaffected 0 < 6.1 ; unaffected 6.1.175 ≤ 6.1.* ; unaffected 6.6.141 ≤ 6.6.* ; unaffected 6.12.91 ≤ 6.12.* ; unaffected 6.18.33 ≤ 6.18.*

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD