fs: jfs: fix shift-out-of-bounds in dbDiscardAG (Linux Linux)
At a glance
- Source
- NVD
- EPSS
- EPSS 0.17 % · percentile 7 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- Linux
- NVD status
- Modified
Description
In the Linux kernel, the following vulnerability has been resolved: fs: jfs: fix shift-out-of-bounds in dbDiscardAG This should be applied to most URSAN bugs found recently by syzbot, by guarding the dbMount. As syzbot feeding rubbish into the bmap descriptor.
Weaknesses (CWE)
- CWE-125 — Out-of-bounds Read
References
- https://git.kernel.org/stable/c/f8d4d0bac603616e2fa4a3907e81ed13f8f3c380
- https://git.kernel.org/stable/c/0183c8f46ab5bcd0740f41c87f5141c6ca2bf1bb
- https://git.kernel.org/stable/c/624843f1bac448150f6859999c72c4841c14a2e3
- https://git.kernel.org/stable/c/50163a115831ef4e6402db5a7ef487d1989d7249
- https://git.kernel.org/stable/c/911999b193735cd378517b6cd5fe585ee345d49c
- https://git.kernel.org/stable/c/10b87da8fae79c7daf5eda6a9e4f1d31b85b4d92
- https://git.kernel.org/stable/c/ab5cd3d62c2493eca3337e7d0178cc7bd819ca64
- https://git.kernel.org/stable/c/3d340b684dcec5e34efc470227cd1c7d2df121ad
- https://git.kernel.org/stable/c/25e70c6162f207828dd405b432d8f2a98dbf7082
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | HIGH 7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | Linux |
| CVSS 3.1 | HIGH 7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | NVD · 416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Secondary) |
| CVSS 3.1 | HIGH 7.1 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H | NVD · nvd@nist.gov (Primary) |
European references
- ENISA EUVD · EUVD-2022-55522
- GCVE · GCVE-0-2022-50333
CERT-FR advisories
- 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
Affected configurations (NVD CPE)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*< 4.9.337cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*≥ 4.10 < 4.14.303cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*≥ 4.15 < 4.19.270cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*≥ 4.20 < 5.4.229cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*≥ 5.5 < 5.10.163cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*≥ 5.11 < 5.15.86cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*≥ 5.16 < 6.0.16cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*≥ 6.1 < 6.1.2
Affected products
| Product | Versions |
|---|---|
| Linux · Linux | affected b40c2e665cd552eae5fbdbb878bc29a34357668e < f8d4d0bac603616e2fa4a3907e81ed13f8f3c380 ; affected b40c2e665cd552eae5fbdbb878bc29a34357668e < 0183c8f46ab5bcd0740f41c87f5141c6ca2bf1bb ; affected b40c2e665cd552eae5fbdbb878bc29a34357668e < 624843f1bac448150f6859999c72c4841c14a2e3 ; affected b40c2e665cd552eae5fbdbb878bc29a34357668e < 50163a115831ef4e6402db5a7ef487d1989d7249 ; affected b40c2e665cd552eae5fbdbb878bc29a34357668e < 911999b193735cd378517b6cd5fe585ee345d49c ; affected b40c2e665cd552eae5fbdbb878bc29a34357668e < 10b87da8fae79c7daf5eda6a9e4f1d31b85b4d92 |
| Linux · Linux | affected 3.7 ; unaffected 0 < 3.7 ; unaffected 4.9.337 ≤ 4.9.* ; unaffected 4.14.303 ≤ 4.14.* ; unaffected 4.19.270 ≤ 4.19.* ; unaffected 5.4.229 ≤ 5.4.* |
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 |