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Description: seq_file: Disallow extremely large seq buffer allocations
References:
https://www.qualys.com/2021/07/20/cve-2021-33909/sequoia-local-privilege-escalation-linux.txt
https://www.openwall.com/lists/oss-security/2021/08/25/10
Notes:
Bugs:
upstream: released (5.14-rc3) [8cae8cd89f05f6de223d63e6d15e31c8ba9cf53b]
5.10-upstream-stable: released (5.10.52) [174c34d9cda1b5818419b8f5a332ced10755e52f]
4.19-upstream-stable: released (4.19.198) [6de9f0bf7cacc772a618699f9ed5c9f6fca58a1d]
4.9-upstream-stable: released (4.9.276) [c5157b3e775dac31d51b11f993a06a84dc11fc8c]
sid: released (5.10.46-2) [bugfix/all/seq_file-Disallow-extremely-large-seq-buffer-allocat.patch]
4.19-buster-security: released (4.19.194-3) [bugfix/all/seq_file-Disallow-extremely-large-seq-buffer-allocat.patch]
4.9-stretch-security: released (4.9.272-2) [bugfix/all/seq_file-Disallow-extremely-large-seq-buffer-allocat.patch]
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