website-function

Function: check_mem_region_access

Status

Regular

• In 4.4: Absent ⚠️
• In 4.8: Absent ⚠️
• In 4.10: Absent ⚠️
• In 4.13: Absent ⚠️
• In 4.15: Absent ⚠️
• In 4.18: Absent ⚠️
• In 5.0: Absent ⚠️
• In 5.3: Absent ⚠️
• In 5.4: Absent ⚠️
• In 5.8: ✅

  int check_mem_region_access(struct bpf_verifier_env *env, u32 regno, int off, int size, u32 mem_size, bool zero_size_allowed);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff8120c6d0)
  Location: kernel/bpf/verifier.c:2513
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_map_access
  

  Symbols:

  ffffffff8120c6d0-ffffffff8120c872: check_mem_region_access (STB_LOCAL)
  

• In 5.11: ✅

  int check_mem_region_access(struct bpf_verifier_env *env, u32 regno, int off, int size, u32 mem_size, bool zero_size_allowed);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff812081c0)
  Location: kernel/bpf/verifier.c:2586
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_map_access
  

  Symbols:

  ffffffff812081c0-ffffffff81208362: check_mem_region_access (STB_LOCAL)
  

• In 5.13: ✅

  int check_mem_region_access(struct bpf_verifier_env *env, u32 regno, int off, int size, u32 mem_size, bool zero_size_allowed);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff812066e0)
  Location: kernel/bpf/verifier.c:3131
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_mem_access
    - kernel/bpf/verifier.c:check_helper_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_map_access
  

  Symbols:

  ffffffff812066e0-ffffffff81206882: check_mem_region_access (STB_LOCAL)
  

• In 5.15: ✅

  int check_mem_region_access(struct bpf_verifier_env *env, u32 regno, int off, int size, u32 mem_size, bool zero_size_allowed);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff812397c0)
  Location: kernel/bpf/verifier.c:3197
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_mem_access
    - kernel/bpf/verifier.c:check_helper_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_map_access
  

  Symbols:

  ffffffff812397c0-ffffffff812399db: check_mem_region_access (STB_LOCAL)
  

• In 5.19: ✅

  int check_mem_region_access(struct bpf_verifier_env *env, u32 regno, int off, int size, u32 mem_size, bool zero_size_allowed);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff8127d690)
  Location: kernel/bpf/verifier.c:3560
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_mem_access
    - kernel/bpf/verifier.c:check_helper_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_map_access
  

  Symbols:

  ffffffff8127d690-ffffffff8127d8b9: check_mem_region_access (STB_LOCAL)
  

• In 6.2: ✅

  int check_mem_region_access(struct bpf_verifier_env *env, u32 regno, int off, int size, u32 mem_size, bool zero_size_allowed);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff812d5d10)
  Location: kernel/bpf/verifier.c:4002
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_mem_access
    - kernel/bpf/verifier.c:check_helper_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_map_access
  

  Symbols:

  ffffffff812d5d10-ffffffff812d5f39: check_mem_region_access (STB_LOCAL)
  

• In 6.5: ✅

  int check_mem_region_access(struct bpf_verifier_env *env, u32 regno, int off, int size, u32 mem_size, bool zero_size_allowed);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff812fa9f0)
  Location: kernel/bpf/verifier.c:4887
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_mem_access
    - kernel/bpf/verifier.c:check_helper_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_map_access
  

  Symbols:

  ffffffff812fa9f0-ffffffff812fac19: check_mem_region_access (STB_LOCAL)
  

• In 6.8: ✅

  int check_mem_region_access(struct bpf_verifier_env *env, u32 regno, int off, int size, u32 mem_size, bool zero_size_allowed);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff8131a170)
  Location: kernel/bpf/verifier.c:5045
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_helper_mem_access
    - kernel/bpf/verifier.c:check_helper_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_mem_access
    - kernel/bpf/verifier.c:check_map_access
  

  Symbols:

  ffffffff8131a170-ffffffff8131a399: check_mem_region_access (STB_LOCAL)
  

Arch

• In arm64: Absent ⚠️
• In armhf: Absent ⚠️
• In ppc64el: Absent ⚠️
• In riscv64: Absent ⚠️

Flavor

• In aws: Absent ⚠️
• In azure: Absent ⚠️
• In gcp: Absent ⚠️
• In lowlatency: Absent ⚠️

Differences

Regular

• No changes between 5.8 and 5.11 ✅
• No changes between 5.11 and 5.13 ✅
• No changes between 5.13 and 5.15 ✅
• No changes between 5.15 and 5.19 ✅
• No changes between 5.19 and 6.2 ✅
• No changes between 6.2 and 6.5 ✅
• No changes between 6.5 and 6.8 ✅