CVE-2023-52810
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2023
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
fs/jfs: Add check for negative db_l2nbperpage
In the Linux kernel, the following vulnerability has been resolved: fs/jfs: Add check for negative db_l2nbperpage l2nbperpage is log2(number of blks per page), and the minimum legal value should be 0, not negative. In the case of l2nbperpage being negative, an error will occur when subsequently used as shift exponent. Syzbot reported this bug: UBSAN: shift-out-of-bounds in fs/jfs/jfs_dmap.c:799:12 shift exponent -16777216 is negative
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
Linux
- Vendor
- Linux
- Product
- Linux
- Platforms
- Unknown
- Default status
unaffected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 | affected | git | cc61fcf7d1c99f148fe8ddfb5c6ed0bb75861f01 | Unavailable | None listed |
| 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 | affected | git | 8f2964df6bfce9d92d81ca552010b8677af8d9dc | Unavailable | None listed |
| 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 | affected | git | a81a56b4cbe3142cc99f6b98e8f9b3a631c768e1 | Unavailable | None listed |
| 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 | affected | git | 524b4f203afcf87accfe387e846f33f916f0c907 | Unavailable | None listed |
| 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 | affected | git | 5f148b16972e5f4592629b244d5109b15135f53f | Unavailable | None listed |
| 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 | affected | git | 0cb567e727339a192f9fd0db00781d73a91d15a6 | Unavailable | None listed |
| 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 | affected | git | 491085258185ffc4fb91555b0dba895fe7656a45 | Unavailable | None listed |
| 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 | affected | git | 1a7c53fdea1d189087544d9a606d249e93c4934b | Unavailable | None listed |
| 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 | affected | git | 525b861a008143048535011f3816d407940f4bfa | Unavailable | None listed |
Linux
- Vendor
- Linux
- Product
- Linux
- Platforms
- Unknown
- Default status
affected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 2.6.12 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 0 | unaffected | semver | 2.6.12 | Unavailable | None listed |
| 4.14.331 | unaffected | semver | Unavailable | 4.14.* | None listed |
| 4.19.300 | unaffected | semver | Unavailable | 4.19.* | None listed |
| 5.4.262 | unaffected | semver | Unavailable | 5.4.* | None listed |
| 5.10.202 | unaffected | semver | Unavailable | 5.10.* | None listed |
| 5.15.140 | unaffected | semver | Unavailable | 5.15.* | None listed |
| 6.1.64 | unaffected | semver | Unavailable | 6.1.* | None listed |
| 6.5.13 | unaffected | semver | Unavailable | 6.5.* | None listed |
| 6.6.3 | unaffected | semver | Unavailable | 6.6.* | None listed |
| 6.7 | unaffected | original_commit_for_fix | Unavailable | * | None listed |