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CVE-2024-50143

udf: fix uninit-value use in udf_get_fileshortad PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: udf: fix uninit-value use in udf_get_fileshortad Check for overflow when computing alen in udf_current_aext to mitigate later uninit-value use in udf_get_fileshortad KMSAN bug[1]. After applying the patch reproducer did not trigger any issue[2]. [1] https://syzkaller.appspot.com/bug?extid=8901c4560b7ab5c2f9df [2] https://syzkaller.appspot.com/x/log.txt?x=10242227980000

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 5eb76fb98b3335aa5cca6a7db2e659561c79c32b; affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 417bd613bdbe791549f7687bb1b9b8012ff111c2; affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 0ce61b1f6b32df822b59c680cbe8e5ba5d335742; affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 4fc0d8660e391dcd8dde23c44d702be1f6846c61; affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 72e445df65a0aa9066c6fe2b8736ba2fcca6dac7; affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 1ac49babc952f48d82676979b20885e480e69be8; affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before e52e0b92ed31dc62afbda15c243dcee0bb5bb58d; affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 264db9d666ad9a35075cc9ed9ec09d021580fbb1
Linux / Linuxaffected 2.6.12; unaffected 0 before 2.6.12; unaffected 4.19.323 through 4.19.*; unaffected 5.4.285 through 5.4.*; unaffected 5.10.246 through 5.10.*; unaffected 5.15.170 through 5.15.*; unaffected 6.1.115 through 6.1.*; unaffected 6.6.59 through 6.6.*; unaffected 6.11.6 through 6.11.*; unaffected 6.12 through *

CWE

No CWE identifiers supplied.

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.

CVE

No English description supplied.