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CVE-2024-35936

btrfs: handle chunk tree lookup error in btrfs_relocate_sys_chunks() PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: btrfs: handle chunk tree lookup error in btrfs_relocate_sys_chunks() The unhandled case in btrfs_relocate_sys_chunks() loop is a corruption, as it could be caused only by two impossible conditions: - at first the search key is set up to look for a chunk tree item, with offset -1, this is an inexact search and the key->offset will contain the correct offset upon a successful search, a valid chunk tree item cannot have an offset -1 - after first successful search, the found_key corresponds to a chunk item, the offset is decremented by 1 before the next loop, it's impossible to find a chunk item there due to alignment and size constraints

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected 2b82032c34ec40515d3c45c36cd1961f37977de8 before bebd9e0ff90034875c5dfe4bd514fd7055fc7a89; affected 2b82032c34ec40515d3c45c36cd1961f37977de8 before 576164bd01bd795f8b09fb194b493103506b33c9; affected 2b82032c34ec40515d3c45c36cd1961f37977de8 before 87299cdaae757f3f41212146cfb5b3af416b8385; affected 2b82032c34ec40515d3c45c36cd1961f37977de8 before d1ffa4ae2d591fdd40471074e79954ec45f147f7; affected 2b82032c34ec40515d3c45c36cd1961f37977de8 before 36c2a2863bc3896243eb724dc3fd4cf9aea633f2; affected 2b82032c34ec40515d3c45c36cd1961f37977de8 before 0d23b34c68c46cd225b55868bc8a269e3134816d; affected 2b82032c34ec40515d3c45c36cd1961f37977de8 before 1f9212cdbd005bc55f2b7422e7b560d9c02bd1da; affected 2b82032c34ec40515d3c45c36cd1961f37977de8 before 7411055db5ce64f836aaffd422396af0075fdc99
Linux / Linuxaffected 2.6.29; unaffected 0 before 2.6.29; unaffected 4.19.312 through 4.19.*; unaffected 5.4.274 through 5.4.*; unaffected 5.10.215 through 5.10.*; unaffected 5.15.155 through 5.15.*; unaffected 6.1.86 through 6.1.*; unaffected 6.6.27 through 6.6.*; unaffected 6.8.6 through 6.8.*; unaffected 6.9 through *

CWE

No CWE identifiers supplied.

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.

CVE

No English description supplied.

siemens-SADP

No English description supplied.