Description (CNA)
In the Linux kernel, the following vulnerability has been resolved: net/sched: cls_u32: use skb_header_pointer_careful() skb_header_pointer() does not fully validate negative @offset values. Use skb_header_pointer_careful() instead. GangMin Kim provided a report and a repro fooling u32_classify(): BUG: KASAN: slab-out-of-bounds in u32_classify+0x1180/0x11b0 net/sched/cls_u32.c:221
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| Linux / Linux | affected fbc2e7d9cf49e0bf89b9e91fd60a06851a855c5d before 66e4b63d61c15de6ca5332d9ca6db59a404d7136; affected fbc2e7d9cf49e0bf89b9e91fd60a06851a855c5d before 29681ed51e737be14d18ecd1c304c57002e4b72c; affected fbc2e7d9cf49e0bf89b9e91fd60a06851a855c5d before cfa745830e45ecb75c061aa34330ee0cac941cc7; affected fbc2e7d9cf49e0bf89b9e91fd60a06851a855c5d before 13336a6239b9d7c6e61483017bb8bdfe3ceb10a5; affected fbc2e7d9cf49e0bf89b9e91fd60a06851a855c5d before e41a23e61259f5526af875c3b86b3d42a9bae0e5; affected fbc2e7d9cf49e0bf89b9e91fd60a06851a855c5d before 8a672f177ebe19c93d795fbe967846084fbc7943; affected fbc2e7d9cf49e0bf89b9e91fd60a06851a855c5d before cabd1a976375780dabab888784e356f574bbaed8 |
| Linux / Linux | affected 2.6.35; unaffected 0 before 2.6.35; unaffected 5.10.260 through 5.10.*; unaffected 5.15.209 through 5.15.*; unaffected 6.1.167 through 6.1.*; unaffected 6.6.124 through 6.6.*; unaffected 6.12.70 through 6.12.*; unaffected 6.18.10 through 6.18.*; unaffected 6.19 through * |
CWE
No CWE identifiers supplied.
References
- https://git.kernel.org/stable/c/66e4b63d61c15de6ca5332d9ca6db59a404d7136
- https://git.kernel.org/stable/c/29681ed51e737be14d18ecd1c304c57002e4b72c
- https://git.kernel.org/stable/c/cfa745830e45ecb75c061aa34330ee0cac941cc7
- https://git.kernel.org/stable/c/13336a6239b9d7c6e61483017bb8bdfe3ceb10a5
- https://git.kernel.org/stable/c/e41a23e61259f5526af875c3b86b3d42a9bae0e5
- https://git.kernel.org/stable/c/8a672f177ebe19c93d795fbe967846084fbc7943
- https://git.kernel.org/stable/c/cabd1a976375780dabab888784e356f574bbaed8
ADP enrichment
No English description supplied.
No references supplied.
No English description supplied.